Sawako (Ryoko Hirosue) was dumped by her husband and since then she has raised her three sons alone. One day, she happens to meet a young man (Sota Fukushi) who is dying. She falls in love with him at first sight. The young man also suffers from memory loss. Sawako names him Hoshio. Taking advantage of his memory loss, she decides to make him live with her and as the father of her three sons. Now, Sawako, her three sons, her grandmother and Hoshio all live together. Sawako hopes Hoshio never reg...