Fred Grandy plays a wealthy businessman whose wife was strangled in a motel room where she had recently trysted with her lover. The solution to the crime gives Det. La Guardia (Sidney Clute) a totally unexpected chance to shine when he notices that a blackmailer photographing the couple in flagrante also photographed the hotel room's TV set, running a soap opera La Guardia secretly and faithfully watches - and featuring a character which was supposedly off the show at the time the photo was taken.

A uniformed officers' strike forces the detectives back into their blues and onto the streets, as Cagney and Lacey try to bring an end to the "Don Juan Strangler."

After the star of a pornographic film dies during production, Cagney and Lacey must convince his reluctant co-star to be a witness.

While looking for a criminal, Cagney and Lacey encounter a bounty hunter who is also looking for the same person. Samuels tells him that after they're done with him they'll send him back to where he jumped bail from. But the man says it's not good enough because his bail will end in a few days. So they have to find him and contend with the bounty hunter as well.

An abandoned baby sets Cagney and Lacey on the trail of a baby broker, and though deaf, Mary Beth considers adopting her. Meanwhile, Chris' new playwright boyfriend doesn't like her being a detective.

Getting shot doesn't stop Chris from assisting on a case while in recovery, while Mary Beth's temporary replacement partner leaves a lot to be desired.

After the key witness in the upcoming trial of a shady landlord dies, Cagney and Lacey must re-canvas his building in search of new witnesses before he gets set free. Meanwhile, Chris has a pregnancy scare.