DCI Julie Dodson leads the investigation into the murder of Nick Savage, and Rachel is the prime suspect. DCI Gill Murray deals with an apparent accidental death, but the dead man's daughters implicate their mother. Gill determines to take radical action to resolve the problem between Andy and Rachel.
The syndicate deals with a shooting, and discovers that the victim has been sexually mutilated. Andy seems determined to freeze Janet out of the investigation. Sean tries to engineer a reconciliation between Rachel and her mother, and Rachel warms to the idea of marriage.
DCI Gill Murray leads the investigation into the murder of a woman found dressed in a sex outfit and with her head coloured green. Gill asks Janet to help with her drunk ex-husband. Janet complains to her about Andy's behaviour. Sean wants Rachel to meet his son.
The team investigates the racially-motivated murder of a young taxi driver. Janet interviews serial killer Geoff Hastings about his victims. Janet and Rachel are bemused by the attentions of Sean and Andy.
The syndicate investigates the abduction and murder of an eight-year-old boy by a paedophile. Janet decides to break off her relationship with Andy. Sean wants to get married. Rachel has to go to Dom's rescue and misses her sergeant's exam.
DCI Murray is brought in to advise on a rape and murder case that duplicates the M.O. of a serial kiler she helped convict 13 years before. Rachel is told that ex-lover Nick Savage will not be charged with her attempted murder, and is shocked to discover that her brother Dom is working as a prostitute.moreless
The Major Incident Team continues the investigation into the series of horrific murders, and uncover the shocking circumstances. Rachel invites Sean to spend the night, and tries to encourage her brother to get a job. Andy discovers that Janet's husband has moved out.
The officers of Syndicates 9 and 3 investigate the torture and murder of two victims whose badly-burned bodies are discovered a few days apart. The detectives soon make an arrest, but their suspect's sister is also murdered. Rachel is reunited with her estranged brother, Dominic, a convicted armed robber, and renews her relationship with PC Sean McCartney, while Janet's household is disrupted when her mother comes to stay after an operation.moreless