A High School Boy without friends, Odamori Tooru reincarnated into a Fantasy World after a bus accident on a School Field Trip. The job that was drawn 『Slavemancer』a Cheat occupation that dominates the minds of other.Tooru begins to immediately enslave women with that power. However, a Bishoujo of a classmate who similarly reincarnated, Himeno Kirika is a 『Princess Knight』of Justice who has appeared before Tooru…「Once this happens a Former Classmate, Adventurer, an Elf, a Demon, a Princess, all of these will be collected as slaves！」