An investigation into the apparent drowning and death of Rafe Carey leads to investigating officer Corinne Evans soon tackling a murder case that leaves her having doubts about an incident in her personal life.

Aaron, a young misfit living in a remote Scottish fishing community, is the lone survivor of a strange fishing accident that claimed the lives of five men including his older brother. Spurred on by sea-going folklore and local superstition, the village blames Aaron for this tragedy, making him an outcast amongst his own people. Steadfastly refusing to believe that his brother has died, he sets out to recover him and the rest of men.