Issac Garretwards, a student who often receives unfavorable treatment, encounters Reynold Ellis while entering the dungeon known as Unknown Origin. Having said that, the location is riddled with unsolved mysteries. A series of gateways led to the deaths of the victims. Issac and Reynolds team up with Ninja who are victims of Demon atrocities, while Kiyoyasu Ogasawara ventures into the lowest dungeons to put an end to the deaths.

Itu benar. Dan kalian berhak mendapatkan hadiah atas pencapaian tersebut. Tapi sebelumnya, aku ingin kalian bertiga pergi ke sana dan menjalani kehidupan baru sebagai isekai. Apakah kalian sudah paham?