Things I want to clarify before the story begins

He was just going to a Cosplay Event, all he wanted was to participate to have fun and feel like he had become the character he likes so much, but this was supposed to be just a hobby, so why is he here? In the body of the Character he fantasized about becoming and trapped in a Fantasy World of Dangers around him that threaten to take his life constantly?!

26/01/23 - 1° in Zeroverse
19/05/24 - 1° in Rika