Just 15 years old ... brutalised ... dumped in a park ... throat slashed. Schoolgirl prostitute Michelle Lucas died in agony and terror. The sight breaks the heart of DS Bev Morriss of West Midlands Police and a cold fury consumes her.

Plunging herself into the seedy heart of Birmingham's vice-land she struggles to infiltrate the deadly jungle of hookers, evil pimps and violent johns. But no one will break the wall of silence

When a second victim dies Bev has to take the most dangerous gamble of her life - out on the streets.