When a body is pulled from the deepest lake in England, the West Cumbria police are faced with links to a thirty-year-old case that still haunts DCI Sam Tognarelli. Determined to right old wrongs, he forgets about retirement and takes charge of the case. DS Anna Penrose, a promising CID officer, is tired of the infighting, and sexism that undermine her at work. Distracted by a new relationship, she is blind to the toxic legacy of abuse and manipulation underlying the inquiry until it is almost too lateā¦