A noisy house party ends in tragedy when a fifteen-year-old teenager is found shot dead. Initially it looks like another death in a recent spate of teen suicides in Vancouver. Rumors soon start circulating around her school that she didn't fire the gun. As the teenagers close ranks Da Vinci, Leary, and Kosmo find it difficult to piece together a clear picture of the unpopular girl. The school counselor describes Jodie as an intelligent, hard-working loner, and a talented writer, whose only close friend was her sensitive, highly intense boyfriend Peter Florick. Jodie's brother, who owned the handgun, had previously warned Peter away from his sister and even Peter's classmates think he killed the girl. Troubled by his own ignorance of his teenage daughter Gabriella's friends and feelings, Da Vinci initiates a thorough investigation.

The net tightens around Danny when a mobster's girlfriend, Summer, seems to be getting too close to Leon. It becomes suffocatingly tight when Leon confronts the undercover cop who has been tailing him.

Da Vinci has to track down a body that is stolen conspicuously from the death scene. Shannon and Leary investigate an elderly woman found dead in the washroom of Vancouver's most notorious park.

An eight year old's mysterious death leaves Da Vinci demanding answers. Shannon and Leary look into the double shooting of a stripper and a bouncer.

A detained Chinese boat migrant dies while on a hunger strike. Da Vinci investigates. Shannon and Leary's prime suspect is a possible stalker as they continue their investigation of a double homicide.

An officer is shot dead and Detective Leary is in the hot seat. Da Vinci and Kurtz investigate the circumstances surrounding the police shooting.

When a dead woman is found floating at sea in a small boat, Da Vinci is called in to investigate. Shannon and Leary probe the disappearance of a young pregnant woman.

Da Vinci's morning is swamped when a young man is found in a rail yard boxcar and a body washes up under the Burrard Street Bridge. While performing an autopsy with her students, Patricia uncovers some new evidence that may help Detective Kosmo.

Traffic Inspector Zack Mc Nab calls in Da Vinci to investigate a suspicious highway accident that's missing a driver. Shannon and Leary look into the murder of an elderly lady in a west end penthouse. Kosmo runs into a dead end with her prime suspect in the case of the missing prostitutes.

Zack calls in Da Vinci when a body is found in the trunk of a car at the scene of an accident. Shannon and Leary investigate the death of a man found in the Stanley Park Zoo's deserted bear pit.

Da Vinci investigates the death of a man who was crushed by a parking-garage door. Meanwhile, Shannon and Leary search for suspects involved in a suspicious death.

Da Vinci becomes suspicious of a man who survived two house fires. Meanwhile, Shannon and Leary investigate a double murder.

Kosmo investigates the fatal shooting of a drug dealer. Meanwhile, Da Vinci has difficulty with his house-fire investigation, and Leary and Shannon search for suspects in a gas-station robbery.

Leary and Shannon investigate whether a hermit killed his wife. Meanwhile, Da Vinci looks into the death of a man who appears to have fallen out of the sky.

After a drinking binge, Leary scrambles to piece together the events of the previous night, leaving Shannon and Rose to have to work together. Meanwhile, Da Vinci thinks he knows who's responsible for commingling the bodies at the cemetery.

Da Vinci is called to a fishing boat after a crew member is found dead in his bunk. Meanwhile, Kosmo encounters some obstacles as she continues to search for the killer of a small-time drug dealer.

Da Vinci and Zack have different theories about a possible hit and run. Meanwhile, Leary and Shannon try to figure out what happened to a cabbie found dead in his taxi.

Shannon and Leary investigate the death of a woman whose body is found in the trunk of her car. Meanwhile, Da Vinci and Kosmo deal with a single, welfare mother.

Da Vinci lobbies for the creation of a safe drug-use site, as well as a red-light district. Meanwhile, Kosmo and Leary look into a possible multiple-homicide case.

Da Vinci investigates the death of an Aboriginal Peoples needle-exchange worker. Meanwhile, Rose and Leo take on a case after a man receives a severed finger through the mail.

Da Vinci investigates a body found by the train tracks. Meanwhile, Shannon and Rose ask Suki for help on a case.

A woman finds her husband dead from an apparent suicide. Meanwhile, Kosmo and Leary investigate a body found in a parking garage.

Da Vinci tries to piece together an apparent murder/suicide. Meanwhile, Shannon and Rose investigate a severed head found in a bucket.

Da Vinci and Zack investigate a death on a golf course. Meanwhile, Shannon and Rose look into a student's drowning.

Da Vinci investigates an overdose, while resisting pressure to use grief stricken parents to further his bid for Chief of Police. Meanwhile, Shannon and Rose call in Kosmo and Leary when a homicide is connected to their case against Brian.

Da Vinci prepares for his interview in front of the police board. Meanwhile, Shannon investigates the murder of an American journalist.

Da Vinci investigates the death of man who fell off the roof of his apartment building while attempting to steal cable. Meanwhile Kosmo and Leary uncover a witness in the police beating of a young drug dealer. Later, Zack and Da Vinci uncover some startling news about the mayor.

Da Vinci investigates a death among the mutinous crew of a Chinese freighter. Meanwhile, Kosmo and Leary delve deeper into the police beating of a young drug dealer.

Da Vinci begins to suspect that a widespread conspiracy is protecting the Mayor in the hit-and-run investigation. Meanwhile, a murdered drug runner turns out to be a childhood friend of Leary's and Kosmo's relationship with Sue attracts the attention of Internal Affairs.

While Da Vinci remains at odds with the Mayor and Police Chief he attracts attention from Ottawa. Meanwhile, Leary and Kosmo discover that a murdered drug runner was under police surveillance and Shannon's reaction to a personal loss puts his job in jeopardy.

Da Vinci discovers he's the target of a private investigation. Meanwhile, Brian further implicates Sue in the murder of one of his informants.

Da Vinci must get the support of the mayor and police for his red light district proposal. Meanwhile, Sue is secretly interrogated by Internal Affairs and Angela desperately tries to get her.

Da Vinci investigates a body in the sewer. Meanwhile, Brian accompanies Rose on a homicide case, and Kosmo is troubled by a witness from the past, at the same time that Shannon, while moonlighting as a hotel security guard, discovers some dirt.

Da Vinci manipulates both sides in the upcoming race to his own advantage. Meanwhile, Brian and Rose investigate the suspicious suicide of a key witness.

Da Vinci gathers his political allies hoping to emerge as a front-runner for mayor. Meanwhile, Leary races to arrest Will's murderer before the DEA can slip him across the border, and a body in a burned-out car and an arson fire at Kosmo's house may be ominously connected.