Morishige Yoshiyuki is a normal High School student and a Novel Author. He got reincarnated to another world, and he needed to defeat the ruler of the Dark Side, but He is not the only one that got reincarnated, there are also 100 people that got reincarnated from the earth. He was saved by a girl, Miyashiro Mizuki, and he was forced to join her guild. All of the members of the guild are all girls, and all of them were reincarnated too. He wanted to go back to Earth, but the only choice he has is to fight against the Dark Side. Will he be able to go back to earth or will he enjoy his life there instead of going back to earth?