Introducing feisty Detective Constable Iona Khan Scratch Deeper is the first in a thrilling new crime series.

In Mauritius, a retired Law Lord is brutally murdered, while in Manchester, the Labour Party conference is beginning. DC Iona Khan's first case in the Counter Terrorism Unit appears to be a trivial use of false identity involving a foreign student who's been asking questions about Manchester's mysterious tunnel system. But when she learns the identity of the conference's guest speaker, Iona must enter the world beneath the city to prevent a catastrophe.