Wednesday 26 March 2008 8:00pm - 9:00pm on ITV1.

PCs Emma Keane (Melanie Gutteridge) and Roger Valentine (John Bowler) are shocked when they discover 13-year-old Jenny Waterson (Arati Menon) bleeding from an attempted suicide. At St Hughs, Jenny’s grandfather, Ken (Geoffrey Burton), and the officers are told there is evidence Jenny has been sexually assaulted.

At Jenny’s house, her room is examined and officers find a webcam and laptop, leading to concerns that it could be a case of online grooming. DC Grace Dasari (Amita Dhiri) takes the laptop to the CEOP (Child Exploitation and Online Protection) headquarters where she meets Superintendent Tom Faraday (John Bowe) and grumpy technical wizard, DI Phil Ashley (Paul Loughran).

Elsewhere, DC Terry Perkins (Bruce Byron) visits Peter Williams (David Schofield), a known sexual offender with a fondness for teenage girls, who claims that he is a reformed character and has an alibi for the time of Jenny’s assault.

Back at the hospital, an emotional Jenny reveals to Terry and Emma that she struck up an internet friendship with a man called ‘Craig’ and met him in a nearby park. She says that he was much older then he had claimed and when she went back to his house, she was drugged and raped.

At CEOP, Phil works on Jenny’s PC and has discovered that ‘Craigs’ real name is Carl Newton (Sebastian Knapp). The officers are soon horrified when they discover Jenny’s best friend, Shareen Taylor (Poppy Good Burn) has been spotted on CCTV meeting Carl in the same park that Jenny previously met him in.

While officers desperately hunt for Shareen, events take a further disturbing turn when Ashley manages to access a paedophile network, discovering that there will be a live show the following night involving an eight year old boy…