A film adaptation of the Last Nanto General story arc from the manga, depicting the final battle between Kenshiro and Raoh that led to Kenshiro becoming the successor of Hokuto Shinken. Some events from the manga / anime have been excluded from the story (such as Raoh's fight with Juza) whereas others have been altered or expanded. New content featuring the final battle from Raoh's perspective have been added. This film serves as the follow-up to the first film in the series, which introduced Raoh and Reina's relationship, this time bringing it to a conclusion.

The film's story is a prequel to the Fist of the North Star depicting the one year interval between Kenshiro's defeat at the hands of Shin and their later battle. Unlike the others in the series this film has a completely original storyline in which Kenshiro, near death after his battle with Shin and having used his remaining energy to kill a pack of wolves, was captured by slavers. Due to his strength, Kenshiro could escape whenever he wanted, but chose to stay and protect the other slaves.

Nico runs the Nevada motel with his wife Alba, near an Italian country road. boredom looms and so the couple indulges in erotic games. Assathan she, perverted him, to enliven the situation by advertising to the local, Nico hires Marcello, to solve the problem of the profitability of the motel .

Destruction and betrayal take center stage in the latest installment of the New Fist of the North Star series. When Kenshiro returns to find the city in ruins and its citizens tormented, his pain is compounded when he is betrayed and imprisoned by Tobi. As Tobi prepares a brutal assault on Seiji, Kenshiro must summon all of his strength to break free and take put a halt to his former friend's destructive scheme.

With King Richard off to the Crusades, Prince John and his slithering minion, Sir Hiss, set about taxing Nottingham's citizens with support from the corrupt sheriff - and staunch opposition by the wily Robin Hood and his band of merry men.