As Japan gears up for the 1964 Olympic games, the cops start to crack down on the gangs, under pressure from the public and the press, adding a new dimension in the war for power among the yakuza families of Hiroshima.
While Hirono is in prison, his rival Takeda turns his own crime organization into a political party, whose two executives stir up new tensions in their thirst for power.
Repeatedly beat to a pulp by gamblers, cops, and gangsters, lone wolf Shoji Yamanaka finally finds a home as a Muraoka family hitman and falls in love with boss Muraoka's niece. Meanwhile, the ambitions of mad dog Katsutoshi Otomo draws our series' hero, Shozo Hirono, and the other yakuza into a new round of bloodshed.
Shozo Hirono has managed to separate from the Yamamori family and create his own small family, and extend his circle of acquaintances. These new friendships include a powerful underboss of the Muraoka family, Noboru Uchimoto.
Kiba is back again, but this time he has fallen from grace and sent to prison for all the violent acts he has committed. Once he's out, he begins working as a bodyguard in a club that is crawling with gangsters.