A recovered memory therapist alerts the CCS to a care home regime of sexual abuse of young boys and a suspected murder. Her client who revealed all this in a therapy session goes missing and the team strongly suspect he has gone on the hunt for the man who abused him and murdered his friend.

ln their attempts to prevent another murder, the team desperately tries to establish the identity of the care home paedophile who is also being hunted down by two of his victims..