Afutâ Sukûru plot
The lousy private detective Kitazawa receives a photo of Kimura, where he secretly meets a woman. He is sent to track down Kimura. Kitazawa goes to Kimura's old high school to meet Jinno, a former classmate of Kimura's and now a teacher. Jinno is also looking for Kimura and says that he has been nowhere to be seen since a day. Kitazawa learns that the woman in the photo is Ayumi, the girlfriend of a yakuza boss who knows Kitazawa. It won't be long before the private investigator comes up with a way to monetize this new information.