The Devil's Cliff Killings (DI Ruth Hunter #4)

A missing teenager. A web of prison corruption and human trafficking. Can DI Ruth Hunter blow the lid off the case in time to save a sixteen year old girl?
Detective Inspector Ruth Hunter has resolved to put the grief of her missing partner behind her and continue to make a life away from London in Snowdonia. When a sixteen year old girl, Rosie, mysteriously vanishes, the case brings up unresolved issues from the past for Ruth.

Ruth realises that the key to Rosie’s disappearance might lie within a violent battle for control of a local prison. As they race against the clock, Ruth, and her sidekick DS Nick Evans, begin to uncover slavery, intimidation and bribery, only to find that the repercussions of the investigation damage those they are closest to.