Da Vinci investigates numerous prostitute murders over several months. Leary questions a local diner owner who received the mail of some of the victims.

Da Vinci reopens several cases of prostitutes ruled to have died by alcohol poisoning through self neglect, causing a further rift with his ex-wife.

Da Vinci continues to track Charlie Josephs, the owner of the diner frequented by the murdered prostitutes.

An inquest is held into the mercy killing of an AIDS patient after a television news reporter's story and Leary's pursuing of the death as a homicide.

Da Vinci investigates the disappearance of a dead drug addict's child.

A deadly fire at a retirement home instantly reveals signs of neglect and leads to a couple who have an extended history of retirement home mismanagement.

The autopsy of a body found in a parking garage reveals some questions, leading Da Vinci to find the answers from a dominatrix and a mystery figure.

Da Vinci investigates the death of a street kid on the docks and comes to terms with the death of his brother at a young age.

Da Vinci is suspected of causing a hit-and-run accident after coming home drunk one night and not being able to find his car the next day.

At a Seattle conference, Da Vinci, Leary and Sunny discover similar cases across the Pacific Northwest, including the death Da Vinci is currently working to solve.

A victim escapes, leading to a manhunt for a pair of suspects and a critical decision for the investigation on both sides of the border.