Josh Holman encounters the ghost of a child mine worker with a special warning on the headlands of his Cornish home town, as an old tin mine is about to be re-opened after the discovery of valuable deposits of ore.

Margaret Powers—a middle aged, middle class doctor of pathology—seeks a path of vengeance when she captures and tortures the young man she believes murdered her son, but in a bid to extract a confession, that path to vengeance leads to tragedy and unearths deeply troubling truths.