
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.

as Nazuna Oikawa

as Norimichi Shimada

as Yusuke Azumi

as Jun'ichi Hayashi

as Haruko Miura

as Kurata

as Norimichi's Father

as Norimichi's Mother

as Yusuke's Father

as Nazuna's Mother

as Nurse

as Mr. Yasu

as Festival Visitor

as Festival Staff

as Makoto

as Kazuhiro