In the world there is a guy named Seiko Hashimoto. Shall change the world where there are no forces left and war. He wants to be the first to change the world, and he has friends who follow him through his adventures. Until the day there is no power left.  It all starts with when he fights against a person named Katsu Chino who kills his family when seiko was at sword training who was 1 mile away. The one that made him start sword training was himself because he wanted to prove to his dad that he is powerful. But His father passed away when he was 13 years old, and he trained ever since to become strong enough to fight opponents like Katsu Chino. He wanted to take revenge on Katsu Chino in the village. When an Earthquake happens and Seiko Hashimoto falls into it. After that he was teleported to another world, where he meets new opponents and new friends who help through his adventures.