Ok I'm gonna do a poll on who you think the mastermind is and soo yea let's get started
Ouma
Rantaro
Shiuchi
Tenko
Junko
Miu
Gonta
Angie
Chiaki
Kyoko ( ultra despair girls)
Nagisa
Monika
Monomi
Other( any other person you think it is)
Soo yea this is just a guess I won't tell you the answer but you will find out soon soo bye 😁
