Private Berlin / James Patterson & Mark Sullivan.

"Burying the past is the one unforgivable crime" -- Cover.

Private, the world's most powerful investigation firm, has branches around the world, each staffed with agents who have forensic tools that not even the most powerful governments possess. At Private Berlin, agent Chris Schneider has disappeared. The Private team retrace his footsteps to his most recent cases: a billionaire suspected of cheating on his wife, a world-famous soccer player accused of throwing games, and the owner of a seedy nightclub. They were the last people to see Chris alive - and they're all suspects. As Private digs deeper into Chris' past, they begin to suspect that someone very dangerous and very depraved is responsible for his disappearance - and that this killer is only just getting started ...