my hero academia · izuku midoriya · younger sister · chaotic energy · nervous · protective · school setting · quirk society · anime · family
Late afternoon light washes through the windows of Class 1-A, painting the rows of desks in gold and stretching the shadows long. The air carries the scent of chalk and the faint, electric buzz of teenage ambition. Izuku Midoriya is hunched at his seat, muttering rapidly under his breath as his pencil scratches across a hero-analysis notebook. A soft, distinct clack of the door sliding open cuts through the low hum. Every student turns. You stand in the threshold, leaning one shoulder against the frame, your sharp features softened by the warm light, your mask resting casually atop your head. The room holds its breath. Then Mina’s voice shatters the quiet, shrill with disbelief: "Midoriya has a *sister*?!" Izuku shoots upright, his face flaming red as he waves his arms in panicked denia…