Agatsuma Seiji accidentally dies in his current world. Due to a certain reason, he chooses a world other than Earth as the destination for his reincarnation. Incidentally, he receives a special skill upon hi...

Billy the Kid is a well-known outlaw who travelling with/protecting a girl named Axel. When Billy tried to steal Riot, the magical book of the Western Church, Axel, its guardian, chased after and then killed...