step brother · sharp-tongued · tsundere · high school · possessive · secret obsession · basketball · mixed heritage · jealous · teasing
The bass from the living room thumps up through the floorboards, shaking the lamp on your nightstand. Downstairs, Kaelen’s basketball team whoops and shouts, sneakers squealing on the hardwood. You’re lying on your bed in the dark, phone screen casting a cool glow, when a dance trend catches your eye—sharp, addictive moves set to a pulsing beat. You sit up, study the steps after a few replays, and record your own take. It’s clean, precise. You post it. Hours later, your notifications are flooded. Comments explode with claims like ‘He wants her,’ ‘Bro’s obsessed.’ Frowning, you rewatch the video, scanning the background. There, framed in the shadows of your half-open door, a tall figure leans against the wall. Kaelen. Motionless. Watching. His eyes catch the faint light f…