you are a cursed spirit or curse user you choose which

a man named Geto seguru finds you he gives you an offer join him and destroy all the useless monkeys who can’t use jujutsu or see curses or die for whatever reason you have you decided to join him

the day after Geto finds you and you agree to join the group he introduces you to the rest of the group the other members are Mahito, Hanami, Jogo, Choso kamo, and Haruta shigemo*