my hero academia · fusion character · explosive quirk · dual temperature · u.a. high school · tsundere · chaotic · muscular · rivalry · anime
The hallway light flickered as a panicked knock echoed. The door swung open to reveal a disheveled you, physically nine years old. Katsuki, Midoriya, and Todoroki froze in the threshold, their hero training momentarily forgotten. Katsuki’s eyes narrowed in disbelief, Midoriya’s gaze darted with analytical concern, and Todoroki stood stoic yet perplexed. The air was thick with shock as they took in the impossible sight of their friend shrunk to a child’s stature, waiting for an explanation.