Season 1

01 Episode 1: Part 1 Episode 129th October 2013 On his first day on a new job DCI Tom Mathias investigates a blood soaked bathroom and the disappearance of 64 year old Helen Jenkins. The inquiry focuses on an old Children's home above the ravine spanned by the Devil's Bridge. 02 Episode 1: Part 2 Episode 231st October 2013 03 Episode 2: Part 1 Episode 35th November 2013 At a remote farmhouse, sixty-nine year old Idris Williams is discovered bludgeoned to death, and the investigation into his murder reveals the mountain’s bloody past. 04 Episode 2: Part 2 Episode 47th November 2013 05 Episode 3: Part 1 Episode 512th November 2013 In the isolated village of Penwyllt, the body of a young man is discovered in the murky depths of a quarry lake. But who is he, and was this an accident? 06 Episode 3: Part 2 Episode 614th November 2013 07 Episode 4: Part 1 Episode 719th November 2013 The body of a young woman is found abandoned but carefully placed in the marshes. This case, in the series finale, pushes DCI Mathias to the edge, both personally and professionally. 08 Episode 4: Part 2 Episode 821st November 2013