The search for a serial killer in the area around Loch Ness becomes a matter of life and death for local detective Annie Redford, who is trying to cope with her first murder case. When the body of a local man is found at the foot of Carn Mohr Mountain and an isolated human heart on the loch shore, the town's normality is shattered and the nightmare begins. Thriller, starring Laura Fraser and Siobhan Finneran.