Saburo runs away from home without telling his wife, Kyoko, that he was restructured. Saburo was given the name of Unkokusai when he was told by a mysterious priest, Chinkokusai, who appeared in front of him at a loss to become the same priest as himself. The husband and sister started living together from the married woman Shiori who met, and it is said that this is because the evil spirits possessed them, and they are invited to their home. A fake monk, Unkokusai, tries to enjoy the body of beautiful sisters as a reward.