A former lover of Alex's becomes a suspect in a murder investigation and, after Helen Blakemore is forced to fire during an armed robbery, she finds her career on the line as Internal Affairs investigate.

Alex deals with the consequences of sleeping with Matthew Grierson, as the protest against the Marina development continues. Blakemore's career is in jeopardy when she is investigated by Internal Affairs.

Detectives St Clare and Reilly investigate the murder of a restaurateur where their only witness is a ferocious dog.

Alex and Mick must stift through a maze of suspects and motives to solve the murder of Cosimo Luvece.

Quinn's attraction to a young woman lands him in hot water during a murder investigation.

What appears to be a simple mugging of a homeless woman, leads the Water Police into a confusing murder case and a threat on Alex's life.

Alex undercover partner, and ex-lover comes back into her life after a series of death threats and she must take a hard look at the people she trusts.

Alex confronts her prejudices when she thinks they have uncovered a ritual killing by a religious cult.

Jack is haunted by memories on the anniversary of Rachel's death. Coincidence forces him to hunt the woman many still hold responsible for Rachel's murder.

Wheelchair bound Charlie Driscoll makes her last great dash for freedom and Jack Christey is determined to stop her.

A water police operation on a container wharf results in a death, leaving each of the Rats to deal with their culpability and guilt.

Christey's investigation into a series of yacht explosions takes him north to a beachside community, where he meets a beautiful female cop with an agenda of her own.