"Japanese-Brazilian Mario and his girlfriend Kei are ready to leave Japan with their fake passports, but the Chinese Mafia boss Ko has his eyes set on Kei. Ko is not going to lose her, so he sends Riku to stop them. Another Mafia member, Fushimi, holds hostage the foster daughter of Lucia, Mario's former lover, just as Kei and Mario have left Tokyo and are about to sail to Australia. "