The past is never far behind, as a string of murders threatens to unleash long-buried secrets in this pulse-pounding thriller for fans of Melinda Leigh and T. R. Ragan. The only survivor of Denver’s notorious “Reaper” serial murders, FBI Special Agent Kendall Beck grapples with the ghosts of her past by seeking justice for victims of abuse. She’s neck deep in a particularly ugly case involving the disappearance of five-year-old Emily Williams—but...