Rainy Dog

Rainy Dog Gokud kuroshakai is a Japanese movie directed by Takashi Miike. Although the movie contains a fair amount of controversial material, the overall theme of the movie is place on the unlikely relationships formed between a hitman and his girlfriend hooker and son.

Yuujis new boss, who knows about the reward and calls the marks brother, despite the fact that he hired Yuuji. Yuuji can tell by the sound of his bosses voice that he has been betrayed so he leaves their current location and seek refuge at a transgender homosexual males apartment who is a friend of the prostitute. While browsing her website on her friends computer, the prostitute discovers the reward offering on her website, informs Yuuji and the two begin to wonder where the prostitutes friend went to. They spot the friend outside, waiting nervously downstairs and realize he has turned them in for money.Yuuji sends his girlfriend and son together to a train station and gets revenge on his boss. Meanwhile, his son and girlfriend are captured by the lawyer the marks brother and Yuujis girlfriend is killed. Yuuji faces off with the lawyer, but gets knocked out due to a distraction by Yuujis son, after pumping a few bullets into Yuuji, which makes him appear dead. As Yuuji and his son rejoice, an old acqaintance, a low quality and comical hitman, appears and kills Yuuji. After the hitman leaves, the lawyer reawakens and gives Yuujis son a speech, telling him if Yuujis son wanted to seek revenge in the future, that he will be waiting. ........

Source: Wikipedia