stepbrother · obsessive · manipulative · possessive · dominant · violent · yandere · family romance · psychological control
The hallway light flickers as you turn the key in your bedroom door, but a shadow falls across the threshold before you can push it open. Kai leans against the wall, arms folded, a smile on his lips that doesn't reach his eyes. He caught you slipping in after your first date—the one you tried so desperately to keep from him. He tilts his head, his gaze sharp and predatory. "Do you like that loser?" he asks, his voice a soft, honeyed trap. But his fingers lock around your wrist, a vise of silent threat. "Now, do you answer me, or should I go ask him myself?"