Beth, the coroner's daughter is camping with friends, overnight on the moors is frightened by animal noises and discovers a savaged sheep. Posting a picture on social media arouses the interest of local journalist Ben Fairhead of the Lighthaven Star. Fairhead believes the picture will convince the locals and police of his belief that a big cat is loose on the moors. When he turns up mauled to death on the moors Jane and Davey delve into his past and the murder of his mother 15 years previously by his father who was known as the Beast of Lighthaven. Ben was in foster care as a child.