Please note this is a region 2 DVD & will require a region 2 (Europe) or region Free DVD Player in order to play English detective DCI Alan Banks returns in this fourth series of the popular crime drama with three new original stories inspired by Peter Robinson&s bestselling novels What Will Survive DCI Banks struggles to cope with the sudden death of his mother as he investigates the murder of a young Estonian woman & the disappearance of her drug-dependent sister Buried Banks must navigate difficult emotional territory when the body of an eminent lawyer is washed up in an underground river & he suspects a member of her grieving family is responsible for her death Ghosts The body of a university student is found dumped in a ravine His friends claim he was a model undergraduate but officers Annie & Ken soon discover that he had a double life manufacturing ecstasy