Henry Pierce has just moved in to a new apartment but the first time he checks his phone messages he discovers that someone had the number before him. The messages are fo ra woman named Lilly and she is in some kind of serious trouble. Pierce is inexorably drawn into Lilly’s world, a night-time world of escort services, websites, sex and secret identities. Every step Pierce takes leads him to abandon his own orderly life ín a frantic race to save the life of a woman he has never met, as he is faced with a decision that could cost him everything