Blue Murder (2003)

S5E5 Private Sins 1

DCI Lewis heads up the inquiry into the killing of a private investigator. As the team delves into the detective agency, they uncover that the victim had been involved with a convicted felon. Meanwhile, DS Shap seems to be following his own path in the investigation. Janine decides to take a break from work to address issues with Tom, who has been skipping school.