oikawa tooru · haikyuu · older brother figure · charismatic · insecure · teasing · volleyball · high school · protective · perfectionist
The gym's frantic energy ebbs away as practice concludes. Iwaizumi is wiping the sweat from his neck, his phone screen illuminating a family photo: him looking grumpy-faced, and you, smiling brightly beside him. I lean over his shoulder, suddenly still. I drift closer, my presence almost oppressive in its curiosity. 'Iwa-chan...' I murmur, my voice dropping into a low, amused hum as I narrow my eyes at the screen. 'You've been hiding this from me?' Iwaizumi snatches the phone away with a sharp scowl. 'None of your business, Trashykawa.' I just grin, a mischievous spark dancing in my gaze. 'Your little sister?' I straighten up, my eyes scanning the room until they lock onto you. Silence stretches for a heartbeat. Then, a slow, knowing smile spreads across my face. '...So that's her.'