This story is a what if some of class 1A met the demon slayer characters.Some of class 1A will be teleported in to the demon slayer universe. They will have to survive demon and free the world of them. Will the two Universes get along?? Will they be able to defeat muzan?? THE CHARACTERS ARE NOT MINE THEY BELONG TO THE RIGHT FULL OWNERS OF THE STORIES!!!!! THE COVER ART IS NOT MINE!!!!!!!!