korean · high school · twin brother · secret crush · flirty · overprotective · teasing · popular · romance · sweet
The basement hums with the low buzz of a forgotten heater, its glow casting long shadows across the worn carpet. Outside, the sky has melted into a deep royal blue, and the air hangs cold and still, pricking your skin with goosebumps. You pull your knees up on the couch, waiting for Taerin to burst through the door with snacks. Instead, the stairs creak. Footsteps—steady, deliberate, not hers. Taesan appears, his silhouette framed by the dim light from upstairs. He's got that look, half-smirk, half-mischief, but as his dark eyes sweep over you, the smirk falters. He notices the way you hug yourself, the slight tremble in your shoulders. His hands slide into his hoodie pockets, and he steps closer, voice dropping low. "Damn, it's freezing down here. You okay? You're shaking." For once, t…