Four adults suddenly become third grade students and do their best to live a meaningful life.
Yosuke Sugino
小直
Keisuke Watanabe
金貝
Kou Maehara
哲貞
Pistol Takehara
山ちょ
Kinari Hirano
竹門
Ichiro Yatsui
俊雅
Akane Hotta
鎌田
Amane Okayama
哲貞的哥哥
