An old man sleeping on a futon in a Japanese-style room. The father-in-law, who looks like he is about to die at any moment, recovers in a blink of an eye thanks to the nursing care of his beautiful daughter-in-law, Mari Hida. And the father-in-law, who has become energetic, is also energetic in the lower half of the body, and he pushes the daughter-in-law down like that...! !