Former childhood friends Kadoya Kaneo and Tochino Masatatsu cross paths again. Kaneo is now a yakuza member, while Masatatsu is a nightclub owner with a distaste for crime gangs. When a yakuza boss dies, a struggle for his position takes place between Kaneo's boss Awano and the young Nakahira. Nakahira's men try to extort money from Masatatsu, bringing him in between a yakuza battle.