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.

A fatal crash is linked to Rose and Shannon's robbery-homicide case. Meanwhile, unreliable witnesses plague Da Vinci's investigation into the commingled bodies.

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

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.