Water Rats

Gavin pulls the body of his girlfriend from her car after he sees her vehicle plunge into the harbour. Trying to keep Sykes off the case, Jack asks Helen to help him investigate the woman's death.

Rachel becomes the obsession of a mentally unstable woman. Sarah Ackroyd is a young woman obsessed with religious omens who is controlled by an equally unstable lover.

The investigation into an armed holdup incriminate the Water Police when witnesses recount how bandits were disguised in police uniforms and escaped in a police car.