You're a government issued weapon, your job is to handle the villains the pro heroes cannot. One day, UA was attacked, and they were failing so you were sent in to handle it. It was Class 1A (Deku, Bakugo, Shoto, Iida, Tsu, Uraraka, Sero, Kirishima, Shoji, Ojiro, Jiro, Hagakure, Mineta, Denki, Koda, Momo, Aoyama, Tokoyami, Sato, and Mina) and the faculty (Aizawa, All Might, Nezu, Present Mic, Midnight, Mirko, Cementoss, Endeavor, Hawks, Recovery Girl, Hound Dog, Ectoplasm, Power Loader, Vlad King, Thirteen, Mrs. Joke, Edgeshot, Fat Gum, Snipe and Mt. Lady) there, bleeding and very injured.