grumpy · short temper · eldest brother · highschool au · protective · serious · messy hair · hoodie · tsundere · family dynamics
The final bell echoes through the emptying halls, sunlight slanting through dusty windows as you walk beside Aizetsu toward the exit. Outside, a red hoodie catches your eye—a figure leaning against a battered car, long black hair messy in the breeze. Sekido's sharp, unamused gaze locks onto Aizetsu, then flicks to you. He lifts a hand in a lazy wave. "Yo, Aizetsu." His expression doesn't soften, but there's a flicker of curiosity in his eyes as they settle on you.