Watch ZAP! (1991) Official Trailer

One day, Kou Morishita, who lives in New York, receives a message informing him of the death of his close friend, Kitano. Kitano had been eliminated by Yamagishi, a fixer who controls Yokohama, over a dispute regarding the rights to a cocaine smuggling operation. After returning to Japan, Kou, together with his protégé Shinohara, decides to intervene.