"New York Times bestselling detective Billy Harney of The Black Book is chasing down a billionaire crime boss and a prison escape artist while a young girl's life hangs in the balance. As Chicago PD's special-ops leader, Detective Billy Harney knows well that money is not the only valuable currency. The filthy rich man he's investigating is down to his last twenty million. He's also being held in jail. For now. Billy's unit is called in when an escape...

Brendan Holmes, Margaret Marple and Auguste Poe open a private investigating company together and their daring methodology and news--making solved cases would make their last--namesakes proud and attract the attention of an NYPD detective.