Aoi's wife has been told by a doctor that her beloved husband has six months to live. Masuo and Aoi decided to live in her husband's parents' house in a quiet residential area, thinking that it would be nice to have a place where the air is as clean as possible for her husband's sake. She gives her husband's life to her father-in-law Isamu. Isamu's father, Isamu, is shocked when he learns that he has only six months left to live, but Isamu thinks about his life after that and thinks of a life with Aoi. At that time, Aoi...?
