The reconstruction of Chris's murder threatens to traumatise Robert. But will it help solve the crime?
Detective Billie Dory is challenged by an angry Angela over the lack of progress in the case.
Julie Walters stars as a mother dealing with the impact of the sudden murder of her 21 year old son. Each episode follows her story and also focuses on specific characters whose lives are transformed by the event – the journalist who is covering the story; the Indian newsagent who used to sell the victim his fags; and the passerby who happened across his body.