Baffled police turn to forensic pathologists Nikki Alexander, Jack Hodgson and Thomas Chamberlain for help. What's the missing link between a poisoned autistic boy and a football celebrity caught on a sex tape? If a framed ex-soldier didn't kill two boys, who did? How to explain the buried remains of a lap dancer in rural Scotland and the body of a recently pregnant Northern Irish teenager, found in a suitcase? Things get personal for Jack when his brother becomes a suspect.