Yakuza Takeshi Kojima was released from prison after completing his imprisonment and returned to the Owada-kai that he originally belonged to. However, now the yakuza are also in an era where money and brains say things. Kojima, who turned his back on the "Owada-kai" where he could no longer feel his loyalty and humanity, launched the "Kojima-gumi" with his brother Kishigami and prison fellow Ginji.
However, about Shinogi, the "Ebara group" and Mome begin to rush into conflict... Will Kojima be able to stick to what he believes in...!?