After a life-changing incident, timid college student Koichi Haimawari accepts an offer from revered vigilante Knuckleduster to train as his protégé.
Starring Shuichiro Umeda, Ikumi Hasegawa, Yasuhiro Mamiya, Sayaka Senbongi, Hinako Takahashi, Anri Katsu, Hiroaki Okuda, Asami Seto, Kohsuke Toriumi, Tokuyoshi Kawashima