Jan 4, 2016 - 1h 0m
Nikki arrives at a murder scene to find it's a carbon copy of a case in her past.
Jan 5, 2016 - 1h 0m
Nikki becomes the prime suspect after a former colleague is murdered.
Jan 11, 2016 - 1h 0m
A young British Muslim returns to the UK, and concerns over her intentions soon escalate.
Jan 12, 2016 - 1h 0m
Thomas must put his personal feelings aside as the team track down Begovic.
Jan 18, 2016 - 1h 0m
An ex-convict is killed and suspicion lands on a recently released child killer.
Jan 19, 2016 - 1h 0m
Further victims are killed and a distinctive modus operandi begins to become clear.
Jan 25, 2016 - 1h 0m
The shooting of a teenager in an armed police operation triggers a series of murders.
Jan 26, 2016 - 1h 0m
Jack leads the hunt for suspected killer Bruno, the brother of the shot teenager.
Feb 1, 2016 - 1h 0m
A family murdered at a picnic leads the team to the female victim's estranged husband.
Feb 2, 2016 - 1h 0m
As Nikki and Jack move closer to the truth, their lives are thrown into mortal danger.
