In a dramatic climax, the police race to save the hostages during a tense stand-off. But as the truth is finally revealed, there was more to Helen's murder than anybody knew. (Ep6/6)[AD,S]
Pamela is shaken by new evidence that the killer is a woman. Sarah is released on tag but evades the police. Pamela realises Cass is in danger. (Ep5/6)[AD,S]
Eddie's perfect plans fall apart. Billy is drawn into a toxic masculine online culture. Helen doesn't feel safe in her own home when a persistent client starts threatening her. (Ep4/6)[AD,S]
Pamela and Eddie find the site of Helen's murder, but Pamela's maverick ways get her into trouble with Ferguson. Cass goes missing and nobody has seen her. (Ep3/6)
Disobeying orders, Pamela investigates the men in Helen's life despite Eddie's concerns about her methods. The police learn Paul died after being tasered and Sarah was facing a lawsuit. (Ep2/6)
A woman is murdered at night, and Detective Green (Sarah Parish) is convinced the killer is a man. But in a world where men are under curfew after dark, who could have killed her? (Ep1/6)