William Foster is recently divorced, and his ex-wife Beth has a restraining order to keep him away from their young child, Adele. In addition, he was recently laid off from his job. His frustration grows when his air conditioning fails while he is st...

William Foster is recently divorced, and his ex-wife Beth has a restraining order to keep him away from their young child, Adele. In addition, he was recently laid off from his job. His frustration grows when his air conditioning fails while he is stuck in traffic. He abandons his car and begins walking across Los Angeles to attend Adele’s birthday party. At a convenience store, the Korean owner refuses to give change for a telephone call. Foster begins ranting about the high prices. The owner grabs a baseball bat and demands Foster leave. Foster takes the bat and destroys much of the merchandise before paying for a soda and leaving. Shortly thereafter, while resting on a hill, he is accosted by two gang members who threaten him with a knife and demand his briefcase. Foster attacks them with the bat and picks up the knife when they flee. The two gang members, now in a car with friends, cruise the streets and find Foster in a phone booth. They open fire, hitting several bystanders but not Foster. The driver loses control and crashes. Foster picks up a gun, shoots the one surviving gang member in the leg, and then leaves with their bag of weapons...