Bound by Starfire
Romantasy
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Bound by Starfire

by Luna Nightshade

When shadow-wielding assassin Zephyra Nightbane is captured by her sworn enemy, the infuriating Fae prince Kaelan Starweaver, she discovers their souls are bound by an ancient mating curse. Now they must work together to break the bond—or surrender to a passion that could destroy them both.

22 min read
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enemies to loversfated matessteamyfae romanceshadow magicforced proximityromantasy
Published Jan 8, 2026
The blade pressed against Zephyra Nightbane's throat was cold as winter moonlight, but not nearly as cold as the silver eyes boring into hers. "Well, well," Prince Kaelan Starweaver murmured, his voice like silk over steel. "The infamous Shadow Blade, caught at last." Zephyra's lips curved into a smirk despite her precarious position. "Don't get too comfortable, princeling. I've been in worse situations." "Have you now?" His free hand traced the air, weaving golden threads of magic that bound her wrists behind her back. The touch of his power against her skin sent an unwelcome shiver down her spine. "I find that rather difficult to believe." She'd been hunting him for three months, tracking the Fae prince through the shadow realm on orders from the Obsidian Court. What she hadn't expected was for him to be hunting her right back. The ambush in the crystal caverns had been expertly laid—she had to grudgingly respect his skill, even as she plotted seventeen different ways to kill him. "The bounty on your head will buy me a very comfortable retirement," Kaelan continued, his breath warm against her ear. "Though I confess, I'm curious about something first." "And what's that?" Instead of answering, he pressed his palm flat against her chest, directly over her heart. The moment his skin touched hers, the world exploded. Power—raw, ancient, and furious—surged between them like lightning. Zephyra's vision went white as images flooded her mind: golden halls filled with starlight, wings spread against a crimson sunset, strong hands gentle on fevered skin. And underneath it all, a pull so profound it felt like gravity itself had shifted. Kaelan jerked back as if burned, his perfect composure finally cracking. "Impossible." Zephyra's knees buckled. The magical bonds around her wrists dissolved as his concentration shattered, and she caught herself against the cavern wall, gasping. Her entire body hummed with residual energy, and when she looked at him, she could see golden threads connecting them, visible only in her peripheral vision. "What the hell did you just do to me?" she snarled. "Nothing." But his hands were shaking. "This can't be happening." She'd heard whispers of such things—ancient magic from the time before the Courts split apart. Bonds that couldn't be broken, souls that called to each other across enemy lines. Fated pairs. "No," she said firmly. "Absolutely not." Kaelan ran a hand through his silver-white hair, the movement making the ethereal light that clung to his skin pulse brighter. "We need to get out of here. The cavern's starting to collapse." As if summoned by his words, dust rained from the ceiling, and the crystal formations around them began to crack. Their combined power had destabilized the entire structure. "This is your fault," Zephyra muttered, but she was already moving, her shadow magic wrapping around her like armor. "My fault?" Kaelan's wings—gossamer things that caught light like prisms—unfurled behind him as he prepared to fly. "You're the one who came here to kill me." "Details." They ran together through the crumbling cavern, their banter automatic despite the chaos. Zephyra melted into shadow form to slip through narrow gaps, while Kaelan used his light magic to illuminate their path. They moved like dancers who'd rehearsed for years, anticipating each other's actions with uncanny precision. It should have been disturbing. Instead, it felt like coming home. They burst from the cave mouth just as the entire hillside collapsed behind them, breathing hard in the pre-dawn air of the mortal realm. Zephyra immediately put distance between them, but the golden threads she could see in her peripheral vision didn't stretch or fade. "We need to talk," Kaelan said quietly. "No, we don't." She called shadows to her, preparing to flee. "Whatever this is, we can ignore it." "Can we?" His power flared, and she felt an answering surge in her own magic. The connection between them pulsed like a heartbeat. "I can feel what you're feeling, Zephyra. Your confusion. Your fear." "I'm not afraid of you." "No," he agreed, stepping closer. "You're afraid of this. Of us." The way he said 'us' made her chest tight. There shouldn't be an 'us.' There couldn't be. She was shadow-born, raised in the brutal courts of the dark fae. He was light incarnate, heir to the Summer throne. They were enemies by birth, by choice, by every law of nature. And yet, when he looked at her like that—like she was something precious instead of something to be destroyed—her carefully built walls began to crack. "One conversation," she found herself saying. "That's all." His smile was radiant. "That's all I ask." --- Kaelan's safe house was not what Zephyra had expected. Instead of the opulent palace she'd imagined, it was a cozy cabin tucked into a grove of silver birch trees, with wildflowers growing up to the windows and a lazy stream bubbling nearby. "Disappointed?" he asked, catching her expression as he opened the door. "I expected more... gold." "I get enough of that at court." He gestured her inside. "This place is just for me." The interior was warm and lived-in, with books scattered on every surface and a fire crackling in the hearth. It felt intimate in a way that made her skin prickle with awareness. "Tea?" Kaelan moved to the kitchen, his movements graceful and sure. "Or something stronger?" "Definitely something stronger." He poured them both generous measures of amber liquid from a crystal decanter. When he handed her the glass, their fingers brushed, and that same electric jolt ran through her. "So," she said, settling into a chair by the fire and trying to ignore how domestic this felt. "Fated mates. That's inconvenient." Kaelan's laugh was rueful. "That's one word for it." He took the chair across from her, close enough that she could see flecks of gold in his silver eyes. "How much do you know about the old bonds?" "Enough." She'd made it her business to know about any magic that might be used against her. "They're supposed to be permanent. Unbreakable. Soul-deep." "They are." His voice was quiet. "But there are ways to sever them. Painful ways." Something twisted in her chest at the thought. "Good. That's what we want." "Is it?" The question hung between them like a challenge. Zephyra took a sip of her drink, using the burn to center herself. "You're heir to the Summer Court. I'm an assassin from the Shadows. This can't work." "Why not?" "Because—" She gestured vaguely between them. "Look at us. We're complete opposites." "Are we?" He leaned forward, his intense gaze never leaving her face. "You could have killed me a dozen times in the past three months. You had clear shots, perfect opportunities. But you didn't take them." "I was being thorough." "You were hesitating." His voice was gentle, understanding. "Just like I was hesitating when I had you trapped tonight. We've been dancing around each other, neither of us able to land the killing blow." The truth of it hit her like a physical blow. He was right. Every time she'd had him in her sights, something had held her back. She'd told herself it was strategy, waiting for the perfect moment, but deep down she'd known better. "That doesn't mean anything," she said weakly. "Doesn't it?" He rose from his chair, moving to the fireplace. The light painted him in gold and amber, highlighting the elegant lines of his face. "Tell me something, Zephyra. When you dream, what do you see?" Her breath caught. For months now, her dreams had been filled with sunlight and laughter, with gentle hands and silver eyes. Dreams that left her aching when she woke. "You've been dreaming about me," he continued, his voice soft with wonder. "Just like I've been dreaming about you. Shadow and flame and the most beautiful woman I've ever seen." "Stop." The word came out sharper than she intended. "Why? Because it scares you?" "Because it's not real!" She surged to her feet, pacing to the window. "It's magic. Compulsion. We don't have a choice in this." "Don't we?" He was behind her suddenly, close enough that she could feel the warmth radiating from his skin. "Maybe the bond brought us together, but what we do about it—that's our choice." She turned to face him, and the intensity in his eyes stole her breath. "You don't understand. I've killed people, Kaelan. Hundreds of them. I'm not some innocent you can save with the power of true love." "I don't want to save you." His hand came up to cup her cheek, thumb brushing across her skin with devastating gentleness. "I want to know you. The real you, not the weapon the Shadow Court made you into." "This is who I am." "No." His other hand joined the first, framing her face like she was something infinitely precious. "This is who they taught you to be. I can see the real you, Zephyra. She's brilliant and fierce and absolutely magnificent. And she's so tired of being alone." The words hit too close to home, and she jerked away from his touch. "You don't know anything about me." "Then tell me." He followed her across the room, relentless in his pursuit. "Tell me about the little girl who learned to wield shadows before she could properly walk. Tell me about the woman who's never had anyone care whether she lived or died. Tell me about the assassin who's never let herself want anything beyond the next kill." "Stop—" "Tell me why you won't let yourself be happy." "Because I don't deserve it!" The words tore from her throat, raw and honest. "Because everyone I've ever cared about is dead, and I'm the monster they made me into, and I don't get to have good things!" The silence that followed was deafening. Zephyra wrapped her arms around herself, horrified that she'd revealed so much. She was supposed to be ice-cold, untouchable. She wasn't supposed to break apart at the first sign of kindness. "Oh, darling." Kaelan's voice was infinitely gentle. "Who told you that lie?" She couldn't look at him. Couldn't bear to see pity in those beautiful eyes. "It's not a lie. It's reality." "It's bullshit." The vehemence in his voice surprised her into meeting his gaze. "You think I don't know what it's like to be shaped by others' expectations? I'm heir to a throne I never wanted, trained from birth to be the perfect prince. I've spent centuries playing a role, being what everyone needed me to be instead of who I actually am." "That's different—" "Is it? We're both prisoners, Zephyra. The only difference is the bars on our cages." He stepped closer, and she didn't pull away this time. "But maybe together, we could find a way to be free." The offer hung between them, tempting and terrifying in equal measure. She wanted to say yes so badly it physically hurt. But wanting things had always been dangerous for her. "I can't," she whispered. "Can't, or won't?" Before she could answer, pain lanced through her skull like a white-hot blade. She cried out, doubling over as agony flooded her system. Distantly, she heard Kaelan curse, felt his hands on her shoulders. "The bond," he said grimly. "It's pulling tighter." The pain faded as quickly as it had come, leaving her gasping. "What was that?" "A warning." His face was grim. "The longer we fight this, the more it's going to hurt. Eventually, it could kill us both." "How long do we have?" "Days, maybe hours. It depends on how strong our resistance is." He helped her to the couch, his touch careful and warm. "There are only two ways to break a fated bond—death, or acceptance." "Acceptance?" "Completing the bond. Claiming each other fully." Heat flickered in his eyes. "In every way that matters." The implication made her cheeks burn. "You mean sex." "I mean surrendering to what we are. What we could be." He sat beside her, close enough that their thighs touched. "The choice is yours, Zephyra. I won't force this." She stared at him, this impossible man who'd somehow seen past all her defenses to the woman beneath. The smart choice was obvious—find one of those painful ways to sever the bond and walk away. Go back to her life of contracts and killing and careful isolation. But when she tried to imagine that future, it felt hollow. Empty. "If we do this," she said slowly, "what then? I can't just become some court princess. That's not who I am." "I wouldn't want you to." His smile was soft, genuine. "I fell for an assassin, remember? Deadly and beautiful and completely herself." "The courts will never accept it. A shadow fae and a prince—" "Let me worry about the courts." His hand found hers, fingers intertwining. "The question is, do you want this? Do you want me?" Did she? The answer scared her with its intensity. She'd never wanted anything as much as she wanted him—wanted the way he looked at her, the way he made her feel like she was worth something beyond her skills with a blade. "Yes," she whispered. His smile was radiant. "Then that's all that matters." He leaned closer, and she could feel the warmth of his breath against her lips. "Are you sure?" Instead of answering with words, she closed the distance between them. The kiss started gentle, tentative, but it quickly deepened as three months of denied attraction exploded between them. His hands tangled in her dark hair while hers fisted in his shirt, pulling him closer. He tasted like starlight and promise, like everything she'd never dared to want. When they finally broke apart, both breathing hard, the golden threads she'd been seeing all night had brightened to visible light, wrapping around them like chains of pure magic. "Beautiful," Kaelan murmured, his thumb tracing her swollen lips. "I've wanted to do that since the first time I saw you." "Even when I had a knife to your throat?" "Especially then." His grin was wicked. "You have no idea how attractive you are when you're trying to kill me." She laughed, the sound surprising her. When was the last time she'd laughed? "You're insane." "Probably." He stood, extending his hand to her. "But so are you, or you wouldn't be here." She looked at his outstretched hand, knowing that taking it would change everything. There would be no going back, no returning to the safe isolation she'd built around herself. But maybe that wasn't such a bad thing. She placed her hand in his and let him pull her to her feet. "Show me," she said simply. --- Kaelan's bedroom was as understated as the rest of the cabin, with exposed wooden beams and soft white linens. Moonlight streamed through the large windows, painting everything in silver. "Second thoughts?" he asked, noting her hesitation at the threshold. "No." She turned to face him, decision crystallizing in her chest. "No second thoughts." He moved toward her slowly, giving her every chance to change her mind. When she didn't retreat, his hands came up to frame her face, thumbs stroking across her cheekbones. "You're so beautiful," he murmured. "I've dreamed about touching you like this." "Then stop talking and touch me." His laugh was low and rough. "Demanding. I like that." This time when he kissed her, there was nothing tentative about it. His mouth claimed hers with hungry intensity, tongue sliding against hers in a dance that made heat pool low in her belly. She melted into him, all her careful control dissolving under his touch. His hands skimmed down her sides, finding the fastenings of her leather armor with surprising skill. "May I?" "Yes." The word came out breathier than she intended. He worked the buckles and straps with patient fingers, pressing kisses to each inch of skin he revealed. When her armor finally fell away, leaving her in just a thin chemise, his eyes darkened with want. "Perfect," he breathed, hands skimming over her curves like she was something precious. "Absolutely perfect." She'd never been self-conscious about her body—it was a weapon, a tool, something functional rather than decorative. But under his reverent gaze, she felt beautiful. Desired. Her own hands weren't idle, working at the fastenings of his shirt until she could push it from his shoulders. His chest was lean and defined, marked with old scars that spoke of battles fought and won. She traced the lines of silver that ran through his skin—marks of his power, proof of his royal blood. "Your turn to be beautiful," she murmured against his throat. "Only for you." His hands found the hem of her chemise, lifting it slowly. "Only ever for you." The fabric pooled on the floor, and then there was nothing between them but moonlight and want. He lifted her easily, carrying her to the bed with a gentleness that made her throat tight. "I need you to know," he said, settling beside her on the soft mattress, "this isn't just about the bond. What I feel for you—it's real." "I know." She pulled him down for another kiss, pouring all her complicated emotions into the contact. "I feel it too." His mouth traced a burning path down her throat, finding sensitive spots she hadn't known existed. When his lips closed around her nipple, she arched beneath him with a gasp, shadows unconsciously writhing around them both. "So responsive," he murmured against her skin. "I want to learn every sound you make, every place that makes you tremble." He set about doing exactly that, mapping her body with lips and tongue and gentle teeth until she was writhing beneath him, desperate for more. When his hand finally slipped between her thighs, finding her wet and ready, she cried out his name. "Please," she gasped as he stroked her with maddening skill. "Kaelan, I need—" "What do you need, darling? Tell me." "You. All of you." He rose above her, silver eyes burning with desire and something deeper. When he settled between her thighs, she could feel the hard length of him against her core, could see the golden threads of their bond pulsing brighter. "Are you ready?" he asked, voice rough with restraint. "Yes. God, yes." He entered her slowly, carefully, giving her time to adjust. The stretch was delicious, the feeling of completeness almost overwhelming. When he was fully seated inside her, they both went still, breathing hard. "Perfect," he whispered against her ear. "You feel perfect." Then he began to move, and rational thought fled entirely. Each thrust sent pleasure spiraling through her, their combined magic crackling in the air around them. She could feel his emotions through the bond—wonder, desire, and a love so fierce it took her breath away. "I love you," he gasped as the pace grew frantic. "Shadows take me, Zephyra, I love you." The words combined with a particularly perfect angle sent her flying over the edge, pleasure crashing through her in waves. She felt him follow her over, his release triggering her own all over again. As their breathing slowly returned to normal, she became aware of the change in the air around them. The golden threads had solidified into something that looked almost like jewelry—delicate chains of light that wrapped around their wrists and throats. "The bond," Kaelan said softly, pressing a kiss to her temple. "It's complete." She waited for the panic, for the feeling of being trapped. Instead, all she felt was peace. Rightness. "No regrets?" he asked, noting her silence. She turned in his arms, studying his face in the moonlight. "Ask me again tomorrow." His smile was soft, content. "I plan to ask you every day for the rest of our very long lives." --- Zephyra woke to sunlight streaming through the windows and the unfamiliar sensation of arms around her waist. For a moment, panic flared—she never let anyone close enough to hold her while she slept. Then memory flooded back, and she relaxed into Kaelan's embrace. The events of the previous night felt like a dream, too good to be real. But the golden threads still visible in her peripheral vision, the lingering ache between her thighs, and the warm contentment flowing through the bond all proved it had happened. "Good morning, beautiful." She turned to find Kaelan watching her with soft eyes, his silver hair mussed from sleep. In the morning light, he looked younger, more approachable. Less like the perfect prince and more like just... hers. "Morning." She pressed a kiss to his chest, tasting salt and something uniquely him. "How long have you been awake?" "A while. I was watching you sleep." His hand stroked down her spine, making her shiver. "You look peaceful when you're not plotting my death." "I never plotted your death. Your capture, maybe. Mild torture." "How romantic." She laughed, the sound still surprising her. "I'm not exactly versed in romance. You might have to be patient with me." "I have all the time in the world." His expression grew serious. "But we should probably discuss what happens next. The courts—" "Will have to deal with it." She pushed herself up on one elbow, meeting his gaze steadily. "I meant what I said last night. I can't become some simpering princess." "Good. The last thing I want is for you to change." He tucked a strand of hair behind her ear. "But there will be challenges. My father isn't exactly known for his progressive views on inter-court relationships." "And my former employers will probably take the mating as a betrayal worth killing me for." She shrugged. "Nothing I haven't dealt with before." "We'll deal with it together." The certainty in his voice made something warm unfurl in her chest. "Whatever comes, we face it as partners." Partners. She'd never had one of those before. The concept was terrifying and thrilling in equal measure. "So what's the plan?" she asked. "Well, first I should probably take you home. Introduce you to my parents." His grin turned wicked. "Fair warning—my mother is going to love you, and my father is going to have heart palpitations." "Can't wait." She traced patterns on his chest, marveling at how normal this felt. How right. "And after that?" "After that, we figure out how to rule two courts that have been enemies for centuries." He caught her hand, bringing it to his lips. "Think you're up for helping me reshape the world?" The old Zephyra would have said no. Would have found an excuse to run rather than risk caring about something so important. But this new version of herself—the woman who'd emerged in his arms—felt capable of anything. "Sounds like fun," she said, and meant it. He rolled her beneath him, silver eyes bright with love and mischief. "I adore you, Zephyra Nightbane." "Good." She pulled him down for a kiss, feeling the bond hum with contentment between them. "Because you're stuck with me now." "Forever?" "Forever." --- EPILOGUE - One Year Later The coronation of the Shadow Court's first joint rulers was nothing like the stuffy, formal affairs of previous centuries. For one thing, it was held at midnight under a sky full of stars. For another, both the bride and groom were armed. "You realize this is completely unprecedented," Chancellor Aldric muttered as he adjusted Zephyra's obsidian crown. "A fae ruler married to someone from another court, governing jointly—" "Which is exactly why it's going to work," Zephyra replied calmly, checking the throwing knives concealed in her ceremonial gown. "Sometimes unprecedented is exactly what the world needs." Through the bond, she felt Kaelan's amusement. Even after a year, the connection between them never failed to amaze her. They could share thoughts, emotions, even physical sensations when they chose to open the link fully. *Ready for this?* his mental voice whispered through their bond. *Are you?* she replied. *Last chance to run away with a nice, normal princess.* *Never.* The love that flowed through the link made her knees weak. *You're the only queen I want.* The ceremony itself was beautiful, blending traditions from both courts. They exchanged vows under starlight, promising to rule with wisdom and strength, to protect both the light and shadow fae with equal dedication. When they kissed to seal their union, combined magic exploded around them in a shower of gold and silver sparks. The celebration afterward lasted until dawn, with representatives from courts that had been enemies for millennia dancing together under the open sky. It wasn't perfect—there were still tensions, still those who opposed the match—but it was a beginning. "Any regrets?" Kaelan asked as they finally retreated to their private chambers, exhaustion making them both giddy. Zephyra looked around the room they'd designed together—a perfect blend of shadow and light, elegant and comfortable, formal and intimate. Through the windows, she could see the city they now ruled, where dark fae and light fae were learning to coexist. "Just one," she said solemnly. His face fell. "What?" "I regret that it took me three whole months to let you catch me." She grinned at his expression. "I could have been having amazing sex this entire time." "You're terrible." He swept her up in his arms, spinning her around the room. "Absolutely terrible, and I love you desperately." "Good." She kissed him soundly, tasting laughter and joy and the promise of forever. "Because I love you too. Even if you are a ridiculous, romantic, impossibly optimistic—" "Perfect match for a deadly, beautiful, magnificently complicated assassin queen?" "Exactly." As they tumbled onto their marriage bed, crowns forgotten and formal clothes hastily discarded, Zephyra marveled at the path that had brought them here. A year ago, she'd been a weapon without purpose, living only for the next contract. Now she was a queen, a partner, a woman with a future bright enough to rival the stars. "Forever," Kaelan whispered against her lips as their bodies joined, the bond between them singing with perfect harmony. "Forever," she agreed, and finally, truly meant it. Outside their windows, dawn broke over a world where enemies could become lovers, where shadow and light could dance together, where even the most broken hearts could learn to trust in happy endings. It was, Zephyra thought as pleasure claimed her, a very good day to be alive. THE END

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The End

Thank you for reading "Bound by Starfire"