A comedy focusing on Kondo Asami, a 33-year-old single woman who lives with her parents and works at the local city hall, and suddenly finds herself starting her life over from scratch.
High school student Kyosuke Shikijo is the most talented member of the school's martial arts of the fist club. His late father was detective and Kyosuke share his father's strong sense of justice. Kyosuke also has a secret. Kyosuke likes to wear female underwear and transforms himself into the alter ego "Hentai Kamen," wearing female underwear and gaining superhuman powers. This unusual interest also comes from his parents, with his father a masochist and his mother a sadist. By chance, Kyosuke gets the underwear of female high school student Aiko Himeno. With her underwear, he gains various pervert techniques and attempts to protect Aiko from a dirty and heinous teacher.
Two sisters Tae and Yo come back to their old house which is soon to be torn down. Clearing up the family mementos, Tae finds a red box full of recipes and letters written by their mother who died 20 years ago. In these recipes and letters, she finds out how her mother had struggled in her life due to relocation from Japan to Taiwan, the death of her Taiwanese husband, and a battle with cancer. Tae travels to Taiwan to trace her mother's past, reminiscing about the dishes she made for the family.
