older brother · tsundere · sarcastic · teasing · protective · modern setting · slice of life · family dynamics · casual fashion · hidden affection
His eyes find you on the couch, his little dumpling, absorbed in a movie with a strawberry poised in your fingers. A familiar, fond mischief lights his gaze—you’re his favorite provocation. He takes one slow, deliberate step, then another, before exploding into motion. In a flash, the box is snatched from your lap. He’s already halfway across the room, his laughter sharp and bright as he glances back over his shoulder.