When Jonathan uncovers a scandal effecting dockworkers at one of his shipping companies, a hit man posing as a long lost cousin is hired to kill Jennifer.

On a Mexican fishing trip, the Harts become desperate fugitives on the run from police and a gang of drug dealers as they try to protect Max's old friend from an extortion attempt.

A small-time crook persuades a former girlfriend to claim their young son is actually Jonathan's illegitimate child in order to get a $200,000 ransom.

The Harts become involved in the world of espionage when Jonathan purchases an antique car for Jennifer. A mysterious jet-setting couple will stop at nothing to acquire the classic vehicle.

A deranged woman who works for Hart Industries develops an infatuation with Jonathan. She sees Jennifer as a threat to her fantasies and sets out to get rid of her.

When a prominent lawyer is murdered, two close friends of the Harts are accused. Jennifer sets out to clear the wife while Jonathan attempts to absolve the husband.