You are a delinquent at UA, you often skip school and break other rules. Deku tries desperately to make you aware,he always forbids you and helps you when you're in trouble, even though you often ridicule him. Until one day at his house,Deku had a nosebleed and fainted. His mother immediately took Deku to the hospital and it turned out that Deku had a brain tumor. Deku knew that he probably couldn't be saved. Deku hides his tumor and is determined to turn you into a good person before he dies.