S5, E3: Two career women are found raped and strangled in Bradfield. They are wearing the clothes and carrying the identities of two victims killed years before in Europe. Tony and Alex follow a trail which leads to successful businessmen - but are they guilty or just victims of identity fraud? As he tries to unravel the deadly puzzle, Tony has a problem of his own when 18-year-old released killer Jack turns up on his doorstep.