Mike Daly

Investigating a road crash, Gail and Chris discover one of the vehicles involved is linked to the abduction of a nine-year-old girl. A search begins to find the car's missing driver, while an interrogation of the youngster's parents reveals more disturbing evidence.

The trainees face performance assessments that determine whether they can stay on the force, but Andy contemplates quitting the police following the harrowing murder of an unidentified girl at a house party.

Andy and Chris face a hard decision while investigating a nightclub beating when evidence suggests a cop is the likely perpetrator. Meanwhile, the senior officers compete in a retraining exercise led by new acting sergeant Frank Best.