The founder of Private, the world's biggest and best detective agency, Jack Morgan investigates the murder of his former U.S. Marine comrade, which appears to be linked to another murder in Moscow, and arriving in Russia, begins to uncover a conspiracy that could have global consequences.

Detective Wily Fox is on the trail of a stolen painting, but Dimitri Gottabottomich is doing whatever he can to throw Wiley off the scent.

When two of the seven sisters--American assets who have been deep undercover in Russia for decades--cut off all communication with their handlers, Charles Jenkins, despite being on a Russian kill list, returns to the country, where he must track them down--or die trying.