Massacre Gun

yakuza hitman Ryuichi Kuroda (Joe Shishido) is forced into executing his lover on the orders of Boss Azakawa (Takashi Kanda). His brother, aspiring Saburo Kuroda (Jirō Okazaki) in a failed attempt to confront Azakawa, ends up having his fists broken and potential boxing career destroyed. Ryuichi decides to break away from Azakawa, and has his bar raided in retaliation. Ryuichi decides to takes over some of Azakawa's smaller businesses by force.