Nikki struggles to come to terms with Leo's death following the arrival of the new boss, Thomas Chamberlain. Her feelings surface as the pressure grows to find leads for two unsolved cases - a mother and son murdered in their wealthy London home and the disfigured body of a young woman..
Commodity (Part 1) A footballer's reputation is under threat when a sex tape links him to the brutal murder of a woman.
Commodity (Part 2) Footballer Isaac Dreyfus desperately fights to prove his innocence, whilst Adam Freedman turns to a mysterious source for help to avenge the murder of his wife and child.
Coup de Grace (Part 1) Nikki delivers ground-breaking testimony in the high-profile appeal court case of David Bennetto, a convicted killer who has spent six years in jail for the murder of two teenagers.
Coup de Grace (Part 2) Nikki's professional reputation is on the line when her romantic involvement with lawyer Greg Walker leads her face-to-face with a raging Bennetto.
In a Lonely Place (Part 1) Nikki and Jack head to Scotland to help a rural detective investigate the chilling murder of a lap dancer found in a remote forest.
In a Lonely Place (Part 2) The team finds itself under pressure to urgently close the net on a serial killer abducting young women.
Undertone (Part 1) When the body of a pregnant girl is discovered, the team face the urgent task of finding the baby snatched from her womb.
Undertone (Part 2) Martin, the sole eye-witness in the murder case, is found dead in suspicious circumstances.
Fraternity (Part 1) The shocking discovery of a 15-year-old girl's body sees Dl Dale Carter fixate on his prime murder suspect, Jack's half-brother.
Fraternity (Part 2) The investigation puts Jack in grave danger and life will never be the same again...