Six weeks before she is due to become the first female head of MI6, Amelia Levene disappears without a trace.

Disgraced ex-agent Thomas Kell is brought in from the cold with orders to find her – quickly and quietly. The mission offers Kell a way back into the secret world, the only life he’s ever known.

Tracking her through France and North Africa, Kell embarks on a dangerous voyage, shadowed by foreign intelligence services. This far from home soil, the rules of the game are entirely different – and the consequences worse than anyone imagines…