Jock Brennan announces that the Major Crime Squad is to be disbanded. As the bitterly disappointed detectives plan to track down the last crook, Ian uncovers the mystery that has plagued forensic from the first burglary.
To Peter's annoyance, the Federal Police blow the cover of one of his informants.
Peter Faithful is taken hostage by a suspect. A terrified girl jumps from a second-story window when the Majors raid the flat of a prime suspect for the aggravated burglaries.
Frustration mounts for the Majors when another aggravated burglary occurs.
Pressure mounts on the Majors when they are forced to run their own surveillance on Flannagan, a prime suspect. Peter Faithful confirms the importation of drugs via Nipper, his informant on the docks.
The Majors investigate a con-man linked to the aggravated burglaries by forensic evidence discovered by Carol and Ian. The violent thieves have been melting down the stolen gold jewellery into bricks for easier handling. The Internal Investigations Department focuses on Peter Faithful because of a mysterious $20,000 which passed through his bank account.
Conflict spreads through police headquarters when the Majors and Drug Squad investigations begin to cross-over.
The Majors and the Bureau of Criminal Intelligence lock horns over an informant.
After a tip-off, Murdoch authorises the Majors to raid a warehouse where they score a huge cache of stolen goods. Following the warehouse raid, Howie is the target of complaints of sexual assault by Lindy. Meanwhile Faithful is overheard by internal affairs, making a deal with a criminal and the Majors suffer a staggering blow when crime victim James Arthur is found dead in his home. What appears to be murder is proven by the forensic team to be Arthur's macabre and tragic attempt for revenge.
Russell Howie, from the Fraud Squad, is recruited by Murdoch to join Major Crime. Shock waves roll through the Major Crime Squad when a second aggravated burglary takes place on the same elderly victims; Betty Arthur is viciously raped and her husband James beaten for six valuable stamps.
Chris Faithfull (Peter's wife), a drug squad undercover cop, survives the harrowing experience of a hostile gun to her head.
The paths of the Major Crime Squad and the Dealers Squad meet when the Dealers come across a stolen watch linked to the aggravated burglaries. Resources stretched to the limit, the Majors also take over the interrogation of Joanna, a young offender pinched by the Dealers. In Forensic, Ian and Carol begin the difficult task of identifying unusual dirt samples found at the scene of the last aggravated burglary. Inspector Lew Murdoch, an ex toe-cutter, arrives to head up the Majors and appears to be a nine to five man with an 'attitude' problem. Squad morale goes into decline. A raid planned behind Murdoch's back turns into a fiasco. Complaints roll in and the Inspector's wrath descends on the squad and particularly on Snr.Sgt.Moon.
The Major Crime Squad's investigation of a series of aggravated burglaries leads to an unexpected discovery. The Major Crime Squad is understaffed and leaderless. Sergeant Peter Faithful and his crew struggle to deal with existing investigations when the fourth in a series of aggravated burglaries on 'soft targets', the elderly well-to-do, takes place. The victims of this latest outrage, Betty and James Arthur, have been viciously beaten and terrorised in their own home. The thieves know their targets and take only select valuable items. Tension in the Squad rises as newly appointed Senior Sergeant Adrian Moon follows orders to pull the Majors into line. His manner does nothing to endear him to Faithful and the crew when he turns a key investigation over to the Armed Robbery Squad.
