UA multiverse

let's just say that 1A, 1B, Hatsume, Shinso, Big 3, UA teachers, The Pussycats with Kota and Eri are "kidnapped" by a figure to the auditorium of UA to watch a multiverse of their lives How will they react? Note: this is my first time writing something like this so bear with me if there's a mistake. Also, English is n...