Signed UK First Edition

Four-year-old Sami is deeply traumatized, and it's up to psychologist Dr Jessie Flynn to unlock his terrifying memories. She needs to find out who 'the girl' is - but nothing can prepare her for the truth about what haunts him. Meanwhile, Jessie's former patient, Captain Ben Callan, is investigating the suspicious death of an officer in Afghanistan - the problem is the only suspect refuses to talk. When a dead body washes up on a Sussex beach, Jessie and Ben's cases converge. Soon it's clear that the mystery in Afghanistan began with a secret much closer to home. And a desperate killer will do anything to keep it buried...

• Tweet