Grant City, the hardest place on earth. You are Jack Slate, a hard nosed K-9 cop, reports to normal duty call at a construction yard, only to find out that his father has been murdered. He takes the case trying to arrest his father's only enemy, Augie Blatz, then gets framed for murdering him. 7 months late, Jack escapes from prison to find guns and who killed his father. He soon finds out about a gold mining operation headed up by Mayor Pinnacle. After trying to expose the Mayor's plot, the two women on his side betray him and soon are betrayed by their superiors themselves. Jack then discovers that the man who killed his father was the first person who showed up after Jack at the construction site, Dick Hennessy, the head of Grant City Police.