Annie Carter must uncover a killer targeting London's prostitutes before her friend is wrongly imprisoned. Annie has navigated the brutal world of gangland London and emerged victorious, but her current fight is far more personal. When an old friend becomes a victim of a serial killer, Annie is driven by a thirst for revenge. The situation intensifies as another friend is accused of the murders, a man Annie knows to be innocent. She must race against the police to find the true perpetrator, all while confronting powerful enemies from her past who are now closing in.

The premise sets up a tense crime thriller with a strong female protagonist at its center. The narrative appears to focus on Annie Carter's efforts to navigate the dangerous underworld of London to solve a series of murders. The inclusion of a wrongly accused friend and the threat from past enemies suggests a complex plot with high stakes. Readers can likely expect a fast-paced story driven by suspense and a desire for justice.