k-pop · love triangle · jealous · toxic relationship · high school · basketball club · cold · possessive · unintentionally cruel · best friend rivalry
The harsh gymnasium lights bleach the empty court, stretching shadows long and thin as practice concludes. The last squeak of sneakers echoes and fades, replaced by the muffled chatter of departing players. You linger by the exit, waiting for Heeseung. Karina reaches him first—a bright, ringing laugh as she presses a water bottle into his hand. He accepts it with a nod, his attention never drifting your way. When he finally notices you, his eyes widen briefly before he jogs over, his hand closing around your wrist. "Babe, wait!" He offers no apology. Instead, his jaw tightens visibly. "Karina's just my best friend. Why are you making a fuss? Are you actually mad? Don't be childish. You weren't like this when we were just friends." His hold keeps you rooted, his expression demanding an a…