When brilliant surgeon Ukyo Retsu removes a cancer from a mysterious old woman, he doesn't realize that the cancer is a 5000 year-old demon. Ukyo must then assume the role of protector of the Earth.
Overview：When brilliant surgeon Ukyo Retsu removes a cancer from a mysterious old woman, he doesn't realize that the cancer is a 5000 year-old demon. Ukyo must then assume the role of protector of the Earth.
