Adrian and Barbara come to a realisation about one of their high-profile clients. Lucca acts as second chair to Diane in a case involving a doctor.
The murder of an alleged sexual predator leads the detectives to a politically influential family.
A mysterious `angel of death' has poisoned a series of hospital victims with cyanide, and detectives Goren and Eames suspect a nurse who they believe fits the typical profile.
When a promising chef mysteriously disappears after the murder of a restaurant critic, Detectives Goren and Eames probe the uneasy family relationships concerning the missing man's wife and father-in-law.
A woman accused of murdering a street vendor dies in prison as a result of an illegal sterilisation, putting an `altruistic' nurse in the hot seat.