Kaisei Sakamoto is a 16 year old boy who is inclined to settle everything with his fists. He grew up in a town where you can see both Nagazaki and Gunkanjima, living with his father. His father, Genkai Sakamoto, runs a small ramen shop. The father-son duo has just recently had a large fight. The story showcases fragments of one's youth and the questions that crop up while growing up.
佐藤寛太
as Kaisei Sakamoto
加藤雅也
as Genkai Sakamoto
山口まゆ
as Yui
濱田龍臣
as Jun
赤井英和
as Iwao Nomozaki
清水美沙
as Izumi
大塚寧々
as Sayuri Sakamoto
柾木玲弥
as Jin Koike
一ノ瀬ワタル
as Tetsu
花沢将人
as Ryo Koike
高橋里恩
as Yamada
Yua Ashihara
as Rena
