An apparitions of a young schoolgirl in a yellow rain hat, a family massacre, and a law student's suicide after he fails his bar exam are linked by the ominous recordings discovered on an audio cassette.
One summer day, a group of sixth-grade boys have an argument about whether fireworks are round or flat when viewed from different angles and embark on a journey for the answer during the annual firework festival. Meanwhile, one of their classmates, Nazuna, is troubled by her parents' separation and decides to choose one of the boys to run away with.
Twenty-something lesbian Chinatsu shares a one-bedroom apartment with heterosexual Kyoko. Although Chinatsu and Kyoko have a passing attraction, Kyoko is mostly interested in men, especially one who tends the fish in a pet store, who despite her efforts, doesn't seem to be interested in her.
