London psychologist and police consultant Frieda Klein finds herself a person of interest in a murder inquiry in French's (Dark Saturday, 2017) riveting novel of suspense. A body has been discovered beneath the floorboards of Frieda's house. The corpse is only months old, but the chief suspect appears to have died more than seven years ago. Frieda is one of the only people that believes he's still alive. As the body count rises, Frieda finds herself caught between two killers: one who won't let her go, and another who can't let her live.