Former detective Gunpei Wakatsuki (Masao Kusakari) and former big thief Otomatsu Sekiya (Takashi Sasano), who live in the luxury elderly housing with care “Sharaku Home”, are a trio of 6th grade elementary school students, Isamu Tachikawa. Meet (Keita Ninomiya), Shota Inoki (Sotora Motomura), Chika Takami (Himena Negishi). One day, a baby is taken away at an obstetrics and gynecology clinic run by Isamu's father, Hiroshi Tachikawa (Takeyuki Yue). During the three minutes his mother went to the kiosk, she disappeared.
Sanpei is a young boy who lives with his grandpa in a small village in Akita and they both love fishing and are masters at it. His sister moved to Tokyo when their father died and blames it on the fishing. She thinks it's just a stupid play. Gyoshin, a bass professional fisher who lives and competes in America is in a slump and comes to the small village to try to find the joy of fishing again. Together, they all go to find the legendary big char of Yonakidani (The Crying Valley of The Night), which Sanpei's father once saw, but could never catch, before he died.
