Suspects

In part one, DI Martha Bellamy finds her barrister neighbor, Jonathan Moxton, injured at home with bound wrists and a gag. DS Jack Weston suspects a sex game gone awry, focusing on Saul Hammond, the discoverer.

The body of a student, Michael Collins is found on Crowford common. The killer is suspected to be the person who attacked Moxton.

Jack leads an investigation into the dark world of child sex offenders. He becomes too emotionally involved within the case after a brutal attack is made on an amateur paedophile hunter Scott Freeman.

The suspected leader of the paedophile ring is murdered and the hunt is on to find the killer.