This work is a 12-year story of Mana, a woman who cannot accept the death of her best friend, staring at her as she tries to step forward while having deep sorrow.

A family believes they are aliens from other planets and tries to save Earth from impending calamity.

A husband (Isao Hashizume) and wife (Kazuko Yoshiyuki) have been married for 50 years. For her birthday, the husband asks the wife what she wants for her birthday present. She replies that she wants a divorce. The wife’s divorce announcement sends the entire family into chaos.

Following the death of the unmarried and childless Taki, Takeshi, a young relative of hers, discovers several pages of closely written lines in which the old lady has recorded her memories. This is how he learns the truth about her youth working as a housemaid and nanny for the Hirai family in a little house in Tokyo with a red gabled roof.