From UK bestselling author Gillian McAllister comes an astonishing, compulsively twisty psychological thriller about a mother who witnesses her teenage son stab a man and then seizes on an unconventional way to try to save him. Can you stop a murder after it's already happened? Late October. After midnight. You're waiting up for your seventeen-year-old son. He's late. As you watch from the window, he emerges, and you realize he isn't alone: he's walking...

Rachel steps up to Acting DI on a case that becomes bigger and more sinister than it first seemed. Glad of Rachel's return, Janet couldn't have known how much she was going to need her friend.

As the team makes a significant breakthrough in the case, Rachel's position as Acting DI is jeopardized. Janet's attempt to help Taisie results in a complaint, rocking her faith in justice.

Syndicate 9 are left reeling at the identity of the mole in the team, and when a body is found in Oldham town center, the detective duo discover that a spate of street robberies may lead them to the killer.

Gill introduces her new sergeant to Will Pemberton, an ambitious detective superintendent on his way to the top. Unbeknownst to her, Rachel and Will have been enjoying a passionate yet discreet affair. The case of the week involves the murder of a woman in a Manchester hotel. With only a necklace and the name Lola to go on, Syndicate 9 try to piece together her last known movements.

Troubled by Gill's comments about her relationship with Will Pemberton, Rachel gets cold feet about accompanying him to an awards ceremony. When a couple are shot at close range in their pub in the early hours, their son Simon feels utterly alone, having lost his sister Carla when he was three.

Having realized her marriage is a mistake, Rachel is still staying at Janet's and making excuses for her absence, but Sean isn't prepared to accept that things have gone so wrong, so quickly. Meanwhile, the investigation into Joe Bevan continues.

Syndicate 9's new Sergeant is thrown in the deep end with a historical missing person's case. Their biggest challenge is to hide their contempt for the poor police work that hampered the original investigation. Janet keeps Gill's secret but shares another secret with Rachel. And when Mandy Sweeting's body is discovered, 23 years after she went missing, the new Sergeant takes on huge proportions.

The discovery of slaves on the Pritchard farm has turned a murder inquiry into a huge, multi-agency investigation. Under investigation for the crash, a devastated Janet finds solace in Chris's calm reasoning. When an incandescent Evie Pritchard smells alcohol on DCI Gill Murray's breath, she has all the ammunition she needs to discredit both the investigation and Gill.

When Janet gets called in to Gill's office to explain a cheeky email that she's sent to Rob, she's adamant that it wasn't from her, and mortified that Rob will think it is. Meanwhile, Catherine, daughter of care home resident Gerald French, raises concerns about the level of care her father had been receiving, so Scott and Bailey are sent in to investigate.