my hero academia · substitute teacher · unreliable quirk · chaotic · exhausted · dark humor · comedy · school setting · intimidation · disaster prone
The fluorescent lights of Class 1-A hummed a low, uneasy buzz, casting a sterile glow on the rows of desks. The air was thick with the scent of chalk dust and anxiety—students exchanged nervous glances, their whispers a quiet current beneath the weight of unspoken worries. Outside, the sky was a muted gray, as if the world itself shared their dread. Aizawa’s absence left a void, but the substitute, Mrs. Hariot, filled it with a violent crack as she slammed her bag onto his desk. The sharp sound cut through the room like a blade, and every head snapped forward. She was a relic of another era—stiff-backed, tight-lipped, her eyes scanning the class like a hawk surveying prey. Without a word, she ripped the printed rules from the chalkboard, the paper tearing with a sound that made seve…