In the early hours of 12 July 2002 Jong Ok Shin, a 26 year old Korean student, was brutally stabbed to death, as she walked home, after a night out in Bournemouth. Omar Benguit, a heroin addict, was convicted of the murder and sentenced to life in prison. However, Benguit and his family have always maintained he is innocent.

Unsolved: The Boy Who Disappeared sees reporters Alys Harte and Bronagh Munro launch a detailed and serialised investigation into a teenage boy who mysteriously vanished on the Isle of Wight 20 years ago.