Jessica Fletcher is off to solve another murder mystery, this time in Ireland.

A young couple adopts a traumatized child, unaware that her parents are fugitives and murderers who will do anything to get her back.

Sarah Huttinger's return home with her fiance convinces her that the sedate, proper, country-club lifestyle of her family isn't for her – and that maybe the Huttinger family isn't even hers – as she uncovers secrets that suggest the Huttingers are neither sedate nor proper.

Homicide detective John Hobbes witnesses the execution of serial killer Edgar Reese. Soon after the execution the killings start again, and they are very similar to Reese's style.

Gia Carangi travels to New York City with dreams of becoming a fashion model. Within minutes of arriving, she meets Wilhelmina Cooper, a wise and high-powered agent who takes Gia under her wing. With Cooper's help and her own natural instincts, Gia quickly shoots to the top of the modeling world. When Cooper dies of lung cancer, however, Gia turns to drugs – and both she and her career begin to spiral out of control.

Pacific Coast Academy alumni return to Malibu for an over-the-top wedding that turns into a high school reunion for the books.