Gone by Mo Hayder

Gone is the latest Jack Caffery & Flea Marley police procedural, set in the UK by Mo Hayder. If you haven't read any of these, they are a treat. Flea Marley is a police diver, daughter of professional divers, but haunted by their deaths. Caffery is an Inspector, in this novel, trying to stop a predator who kidnaps little girls. The first in the series is Birdman. You can't miss with Mo Hayder.