An interstate gang launches a campaign of terror in an attempt to takeover local crime. Kenny Kent, a professional burglar, stands up to them alone, and in so doing he unwittingly gives the police their chance to smash the gang.

When detectives first come across the mysterious Faith Cameron, they suspect she is a call girl, then it seems she could be passing dud cheques. But what is she really up to? Police then link Faith to a jewel thief who switched a paste reproduction for an expensive ring before crashing his getaway car.

Ricky Peel escapes from jail and, with the help of some criminal associates, threatens a private detective. Sen. Det. Banner is reunited with a girl he once loved who has returned to Melbourne.

An overworked detective, Barry Maguire, is transferred to Yarra Central on temporary duty and tries too hard to convict a criminal, with disastrous results.

A shop break-in interrupted by Const. Dwyer leads to a serious family altercation involving the police.

As Yarra Central police tighten the net around a man wanted for savagely attacking several women, Policewomen Diane Webster and Margaret Stewart volunteer to act as 'live bait' to trap the man.

A writer of threatening letters, a stand over merchant and the widow of an old wartime mate cause problems for Det. Sgt. Vickers.

Det. Peters is having some personal problems due to his impending divorce, and the Yarra Central police have to investigate an allegation that he is being bribed.