The exploits of a group of men and women who serve the City of New York as police officers, firemen, and paramedics, all working the same fictional 55th precinct during the 3pm to 11pm shift - the 'Third Watch'.

Chris Nielsen dies to find himself in a heaven more amazing than he could have ever dreamed of. There is one thing missing: his wife. After he died, his wife Annie killed herself and went to hell. Chris decides to risk eternity in Hades for the small chance that he will be able to bring her back to heaven.

The seeds of love are planted when Lisa, a high-powered investment banker, receives flowers from a secret admirer. But when his fairy-tale fantasies clash with her workaholic ways, they soon find out that sometimes, it's harder than it seems for love to conquer all.

Andrew and his older brother Carl enjoy listening to ghost stories that the local undertaker tells them. One night he tells the tale of a local farmer whose wife gave birth to Siamese twins, one being good natured while the other was clearly evil. The farmer, ashamed of them, kept the twins locked in their room. Eventually the twins got sick and died together, so the farmer sawed them in half and buried the good twin in a cemetery and the bad twin in a shallow grave near the house. Later, Carl and his friends decide to hold a séance in the cemetery where the good twin is buried, but they unintentionally awaken the bad twin instead. Gradually, he possesses nearly everyone in town and it is up to young Andrew to stop him.

A young woman learns of her adoption and eventually quits her law firm job and goes on a journey to find her birth mother.