The founder of K-1, Kazuyoshi Ishii, leaves Shizuoka Prison only to be struck down by a truck and reincarnated in the body...of a comatose high school girl?! Can he use this new body to make amends with the karate he besmirched?

Onigawara Shouzou, a married father of three, must put his sales skills to the test when his family and their entire house get transported to a whole new world of monsters and magic!