Division 4

Yarra Central police are confronted with a series of reports about a bad detective. Their investigations lead to an impostor, a former policeman, who is blackmailing a solid citizen caught in the office secretary trap, belting people around with unrestrained sadism, and leading two romantic lives.

19-year-old Kay Dixon is attracted by the glamorous life of big-spending racketeer Max Foley, who tries to set up a floating cabaret. Kay finds herself in the ugly world of prostitution, exploitation and violence with no apparent way out. Police investigate Foley when a criminal associate of his is bashed.

Three salesmen from a country town decide on a night out after attending a Melbourne convention. For two of the three, the night turns into a disaster when they become involved with a truck driver who is the apparent victim of a robbery and two girls who 'roll' unsuspecting males.

A little Italian girl is missing. While investigating her disappearance, Yarra Central police discover a kidnapping, a burglary, an alcoholic mother, and an attempted suicide.

A city night club serves as a front for vice and crime. As Yarra Central police investigate a number of seemingly unrelated matters, they uncover alarming facts about one of the district's most respected citizens.

Celebrating St. Patrick's Day with rather more enthusiasm than caution, the O'Connell family decides to start its own crime wave in the district, resulting in a sequence of events which causes a lot of hard work for the Yarra Central police.

Pop singer John Noble, whose popularity has slumped, is too proud to take ordinary work. When he starts chasing easy money to maintain his lifestyle he becomes involved with drugs and the police of Yarra Central.

A deserted wife, Irene Kemp, successfully raises her daughter Thea by running a sly grog house, but when she becomes involved in robbery and blackmail the whole structure of her life is threatened.

An expert safe cracker comes out of prison to find his younger brother eager to follow in his footsteps. These two, plus a shifty billiards-room proprietor with a fondness for stolen property pose problems for Sen. Det. Banner.

A con-man is troubling the police of Yarra Central, but when the search for him begins, Sen. Det. Banner cannot foresee the serious consequences for an old man and his daughter.