After a cheap handgun sets Jack on the trail of a heroin importer, he winds up in the lair of one of the largest Yakuza crime families, caught in a deadly clash of criminal cultures. This intriguing, suspense-packed novel is the fourth in the Jack Taggart Mystery series, continuing the story of Loose Ends , Above Ground , and Angel in the Full Moon . This time, the implacable Mountie Jack Taggart goes undercover to follow the trail of a cheap "Saturday-night special" handgun found at the scene of a murder. He traces the gun from the manufacturer to the person it was stolen from, and through several criminals, until the trail leads him to a suspected heroin importer. Posing as an Irish gangster to penetrate the criminal organization, Taggart discovers that the real crime boss is a mysterious figure out of Asia. Alone and without backup in the lair of one of the largest Yakuza organized crime families in Japan, Taggart finds himself caught in a deadly clash of criminal cultures.