Rumors emerge of a cover-up in the grow-op shooting case; suspects in the gay-bashing and pedophile cases try to negotiate deals with the Crown.

The police and fire unions unite against cross-training; investigators search the Mayor's offices for evidence that Da Vinci over stepped his authority in his dealings with Chief... Full summary

The Solicitor General investigates Da Vinci; Leary raids the Century Club; Manning has proof that a competitor bribed a city councilor to win an ad contract.

Da Vinci gathers evidence against Chief Jacobs; Zack and Friedland confront one another.

A witness suggests that Dubreau's pedophile ring is still active.

Da Vinci must face the prospect of a union war when an investigation determines that Fire and Rescue may have contributed to an officer's death.

Da Vinci schemes to appease Chief Jacobs; two key witnesses in the pedophile case suddenly stop cooperating.

Da Vinci must defuse an impending war between the city's most powerful unions; Leary's investigation of a pedophile ring leads to a prominent developer and an old nemesis.

Da Vinci and Chief Jacobs negotiate a compromise on the level of police cooperation with the Crab Park squat, the Red Light zone and the fire department.

Da Vinci supports a fire department's initiative to combat grow-ops; Leary investigates a pedophile ring; Kosmo and Finn investigate a gang hit.