Three former middle school friends who reunited after 37 years to pursue the mystery behind their former club advisor's disappearance.
反町隆史
'Yun' Yuta Yoshii
Nao Ōmori
'Chen' Hajime Fujimaki
Kenjiro Tsuda
'Kinpo' Kisuke Kikuhara
木竜麻生
'Matilda' Michiru Miyashita
福本莉子
Hakuba Nishino
濱尾ノリタカ
Tsurumi
松村雄基
Kento Yoshii
中越典子
Satsuki Onodera
高橋惠子
Shoko Kikuhara
Hideo Osumi
Young 'Yun' Yuta Yoshii Yuta
内田煌音
Young 'Kinpo' Kisuke Kikuhara
