Vera Filatova

In the second of a two-part story, the team question Camerton's ex-wife Sally and it becomes clear that all is not well with her new husband Derek. Is she the victim of domestic abuse? Ex-copper Derek is now a cabbie and after discovering that his cab was seen near the site of Wilson's murder, he becomes a suspect. Meanwhile, Shap finally catches up with Camerton who convinces him that there is another explanation for his conviction of GBH on Sally and for the domestic violence already suspected in the Jowell house. With Richard on his case Shap finally reveals his link to Camerton and tells him what he knows. How will Janine feel when she discovers Shap's underhand investigation - and can they find enough evidence to bring in their suspected murderer? Meanwhile, DCS Hogg, aware of the pressure Janine is under juggling her role of single parent with being a DCI and encourages her to apply for promotion to DCS with more sociable hours. But will Janine sacrifice the job she loves?

In the first of a two-part special, a private detective Peter Williams is found dead in a multi story car park. Everyone involved seems to have something to hide and as the case develops, DS Shap's career hangs in the balance due to his increasingly erratic behaviour. The team soon uncover the dodgy dealings of the PI company which Williams worked for. The disappearance of his friend and colleague Tanya Lucas has the team digging further into this world. Shap makes it a personal mission to find her while the rest of the team look into clients that Williams had been working for. It comes to light that Williams had been following Sally Jowell and her daughter Hannah on behalf of her ex-husband, convicted criminal Terry Camerton. Camerton quickly becomes a suspect, but furtive Shap, ahead of his colleagues, finds Tanya and then begins to pursue Camerton - but why is Shap so desperate to get to him first? Meanwhile, Janine discovers her son Tom has been truanting from school.