An expedition in the South Pacific lands on a tropical island where the natives worship the mysterious deity Gappa. An earthquake opens up an underground cavern and a baby reptile is discovered inside. The natives warn the foreigners to leave the hatching alone, but they don't listen and take it back to a zoo in Japan. Soon after, moma and papa Gappa start smashing Tokyo looking for their kidnapped child.
Setsuko is unhappily married to Mimura, an engineer with no job and a bad drinking habit. She had always been in love with Hiroshi but both of them failed to propose when Hiroshi left for France a few years ago. Now he is back and Mariko tries to reunite them. She too is secretly in love with Hiroshi.
Fumiko, mother of two children and wife of an unfaithful man, shares her family life with her budding vocation as a poet. The beginning of her successful literary career coincides with her divorce and her breast cancer diagnosis. In the last stage of her life, she meets a young journalist from Tokyo who wants to write a story on her life.
