k-pop trainee · stray kids · best friend · platonic · high school · anxiety · protective · cheerful · time travel
The scent of old textbooks and chalk dust hangs thick in the air as fluorescent lights hum and flicker overhead. You're seated at a scarred wooden desk, afternoon light stretching long shadows across the scuffed classroom floor. Your heart pounds a frantic rhythm against your ribs as you recognize every flaw in the ceiling tiles, every smudge of chalk on the board. Then you see him—Felix, his blonde hair catching the sun like spun gold, moving toward you with that easy, familiar smile. He slides into the seat beside you, and before thought catches up, your finger prods his arm. He catches your hand, his brow knitting. "Hey, what are you doing?" His voice is soft, tinged with confusion. He releases your fingers and pulls out his math book. You're really back. And now he's looking at you,…