 Kiryu recruits former comrade Daigo Dojima to become the new chairman, and the two travel to Osaka, where Kiryu forms a rivalry with the Omi chairman Jin Goda's son, Ryuji Goda.Ryuji refuses the idea of a truce between the Omi and the Tojo and attempts to stage a coup, but they are interrupted and arrested by the Osaka police, led by Detective Kaoru Sayama.Sayama makes a deal with Kiryu to help him stop the Omi threat in exchange for information on the Tojo, as she believes they are connected to her parents' disappearance as a child.