Suspicion turns to a married astronaut after his lover is found murdered.

When a dentist is murdered by the mother of one of his patients, Goren and Eames follow the trail of evidence to a company that appears to have been the victim of a criminal conspiracy involving contaminated mouthwash.

Captain Ross loses his objectivity, and jeopardizes the case, when an old flame becomes a suspect in the disappearance of her husband and his lover.

Goren and Eames investigate a case involving a councilman's step-daughter and her boyfriend being shot. The pair of drug-addicted kids were caught up in blackmail schemes which had targeted the politically powerful family of the woman.

A man's murder puts Goren and Eames on the trail of an upper echelon businessman whose secrets have taken over his life and put him on the run.

A boxer's career is derailed when authorities discover he leads a dog fighting ring.

Goren and Eames return to the Major Case Squad after a year-long absence and must determine if a banker was murdered or committed suicide. They discover the bank's only client is the Catholic Church and dig into a scandal and cover-up linked to the murder.

When a wealthy wine importer is found dead in his cellar after hosting a tasting of two hundred year-old wine, Goren and Eames uncover the conspiratorial workings of a high-end auction house. The guests of the tasting, a sexy grifter couple, and the victim's wife are brought into suspicion as deeper investigations reveal the victim's true nature and new motives come to light.