Transferred to a new station with the new job of 'cleaning up the streets' of Soho, DCI Jane Tennison and her new team become involved in the seedy underworld of vice involving rent boys and transvestites, pornography and sickening abuse.

A local photographer is questioned after being caught destroying evidence linking him with the victim, and further searches of his studio reveal some shocking video evidence.

Detective Superintendent Jane Tennison has a new case when a woman who is found to be an illegal Bosnian refugee is found dead.

Tennison travels to Bosnia where she makes a breakthrough, only to find her suspect is protected by the UK government.