"Detective Helen Grace faces her own dark compulsions in the twisty new thriller from the author of Pop Goes the Weasel and Eeny Meeny. In the darkest corners of the city, there is a thriving nightlife where people can let loose and cross the lines of work and play, of pleasure and pain. But now that sanctuary has been breached. A killer has struck and a man is dead. In a world where disguises and discretion are the norm, one admission could unravel...