The martial arts group Jin and the economic yakuza Yoshiro Jinyoshi combination ended the conflict with the homology group, and after receiving the orders of Sumida River Association Chairman Sunagawa, Jin was finally appointed as acting leader of the Sunagawa group. Mizuta, the leader of the Ryugumi, who had long wanted to smoke the existence of the two, was dissatisfied with this decision of Sunagawa, and suspected that Sunagawa might be trying to take over the Sumida River Association and eventually the Kanto Ichienkai in the future.Come to embrace. Paddy looks at Aoki, the remnant of the Kurokawa group, who was once crushed by the two, trying to hold his breath while Hitoshi is still in the position of acting group leader.

三浦晋作是电视台的临时演员，与电视台的新演员森崎小夜子长期同居。一个陌生女人带来个六岁大的小孩，说孩子的母亲已赴美国，临行前告诉她孩子的父亲是含晋作在内的五个男人中的一个。晋作毫无记忆却不得不留下孩子，并决定带孩子去找其生父。小夜子亦因寻找自己的亲人在外旅行。途中二人巧遇，便同至尾道找到了第一个男人田岛。田岛称自己已于十年前做了结扎手术。二人到别府找到第二个男人青年实业家福田，他正要举行婚礼。小夜子暗相威胁，福田答应给她一大笔钱。二人来到天草，小夜子打听到母亲住在长崎。到长崎后又听说在妓院。小夜子没在长崎找到母亲，却和晋作找到了第三个男人，可惜让其趁乱溜掉。在唐津城小夜子找到了故乡。为找第四个男人二人来到若松，那人却已经死去。死者之妻愿意留下孩子，二人却开始感到孩子留在自己身边更好。