Three people who have lost their hearts. Futami is young man working in a book cafe who has lost his girlfriend. Amamiya is a radio DJ who has lost his wife. Shizuna is a woman with a puzzling memory disorder and suicidal thoughts. A mysterious woman named Tsuta, who travels with nothing but T-shirts, appears before these three. Tsuta acts cheerfully, yet there is an aura of death about her, and she behaves as if she has known them for a long time. Eventually, the three will confront their own lives and deaths.