The detectives and uniformed cops of a busy Local Area Command uncover a daring homicide while investigating a car accident. Detectives Sam and Rhys devise a radical sting operation to catch a killer. On her first day in uniform, Priscilla's police career has an explosive start. L.A.C. boss Jack Finch needs all his diplomatic skills when the son of a US navy Admiral is arrested for drink driving and Graeme's life is changed forever after his retirement announcement.
When the target of a police investigation is found murdered, Rhys and Sam uncover a web of diamond smuggling, infidelity and workplace corruption. Meanwhile, Priscilla is seduced into a dangerous relationship with an Iraq war veteran, and Finch demands results when a sting operation ends in disaster for the cops.
Sam and Rhys discover a dead pimp and an underage prostitution racket while searching for a runaway teenager. Roxanne goes undercover on the streets of Kings Cross to locate a schoolgirl suspected of murder.
When a man is found with a stake through his heart, the detectives investigate the world of suburban vampires. It's assessment time for the probationary constables and Priscilla and Dan will do anything to pass. Tragedy strikes the L.A.C when one of the team is shot during a brawl in a local cemetery.