Girl 4 by Will Carver

Detective Inspector January David has always put his professional before his private life, but the two worlds are about to clash horrifically as he visits his latest crime scene. He is confronted by a lifeless figure suspended ten feet above a theatre stage, blood pouring from her face into a coffin below.

This gruesome execution is the work of an elusive serial killer. Three women from three different London suburbs, each murdered with elaborate and chilling precision. And as January stares at the most beautiful corpse he's ever seen, he detects the killer's hallmark. But Girl 4 is different: she is alive - barely. And January recognises her...