Terry Noonan returns home to New York's Hells Kitchen after a ten year absence. He soon hooks up with childhood pal Jackie who is involved in the Irish mob run by his brother Frankie. Terry also rekindles an old flame with Jackie's sister Kathleen. Soon, however, Terry is torn between his loyalty to his friends and his loyalties to others.
One of the US Air Force's most modern tactical aircrafts, an F-100 with a new laser guidance system, crashes into the sea near Malta - a region where the Soviet forces are highly present, too. The CIA immediately sends out their best secret agent, Ken Tani, to salvage the system before it falls into enemy hands. To ensure his loyalty, they bring his two young sons to a nearby hotel on the island.
While taking a holiday in the country with his mother, Dennis hits on a scheme to impress a girl so that she'll go away on a trip with him as his girlfriend. Although he fails to gain any interest from the girl, the police take a great interest in his story. From this point on, Dennis digs a deeper hole for himself at every turn
Keen young Raymold Avila joins the Internal Affairs Department of the Los Angeles police. He and partner Amy Wallace are soon looking closely at the activities of cop Dennis Peck whose financial holdings start to suggest something shady. Indeed Peck is involved in any number of dubious or downright criminal activities. He is also devious, a womaniser, and a clever manipulator, and he starts to turn his attention on Avila.
The accidental shooting of a boy in New York leads to an investigation by the Deputy Mayor, and unexpectedly far-reaching consequences.
Jimmy Kilmartin is an ex-con trying to stay clean and raise a family. When his cousin Ronnie causes him to take a fall for driving an illegal transport of stolen cars, Detective Calvin Hart is injured and Jimmy lands back in prison. In exchange for an early release, he is asked to help bring down a local crime boss named 'Little Junior' Brown. However, he's also sent undercover by Detective Hart to work with Little Junior and infiltrate his operations. As soon as Little Junior kills an undercover Federal agent with Jimmy watching, the unscrupulous DA and the Feds further complicate his life.