Yui Kyojiro's brother and Hibiki Kyoichiro's brother and his wife are in a fierce conflict over the inheritance of their father-in-law Tokujiro. Hibiki, who has been caring for Tokujiro in the countryside for a long time, does not hand over his inheritance and does a trick called nursing care. Yui, who finds it, also seduces Tokujiro, saying that she can't back down as a woman. What will happen to the beautiful women's heated nursing care battle?