Police in Cornwall uncover a house of horrors: three bodies wrapped in bedsheets, hidden under a woodshed. The bodies are badly decomposed, police call in forensic experts to carefully recover the remains and begin formal identification.The house belongs to the Ford family, Lesley and her four teenage children Sarah Jane, Anne-Marie, Craig, and Steven have been missing for almost a month. Forensics must determine if they are the bodies in the garden.While a forensic odontologist looks at dental records, police uncover a web of lies and zero in on their prime suspect, chasing him down on Bodmin Moor. But despite a shock confession, the discovery of two further bodies in a potato field leads forensic experts to unravel the suspect's story, leaving the jury in no doubt the murders were carefully planned and acted out with clinical precision.