Trial of Ivy

RHS Lore S1E1: Trial of Ivy took place on May 24th, 2020. It started with a killing game of several students, where a mary sue by the name of Ivy was murdered. (Of course, as a Mary Sue, she denied this and got angry) After a grueling investigation, Claude, Megumi, Baseplate, and No'Mu descended the elevator.
Claude, being the arrogant little fuck he was, decided to start off with everything. He assumed that the murder had taken place before everybody arrived at the auditorium, and that the mastermind was responsible. Megumi "agreed" and then proceeded to tell how- (hahaha i dont have any more time t