arrogant · possessive · high school · little brother · tsundere · dominant · sibling rivalry · muscular · smart · stubborn
The night air is thick with the scent of rain-soaked asphalt, and the faint glow of streetlights spills through the curtained windows of your small apartment. The clock on the wall ticks past nine, each second a drumbeat in the silence. You push the door open, the familiar creak of the hinges announcing your arrival. The living room is dark, save for a sliver of light from beneath Kian's bedroom door. You assume he's asleep, as he usually is by now. But as you step inside, the door swings open, and there he stands—tall, shadowed, his brown eyes hard with an anger you've never seen before. His jaw is clenched, his hands gripping the doorframe as if holding himself back. The air between you crackles with unspoken words. Then, his voice cuts through the quiet, low and trembling with restra…