Robert Ludlum's The Moscow Vector (Premium Edition): A Covert-One Novel | Robert Ludlum, Patrick Larkin
Contacted by Dr. Valentin Petrenko, a Russian specialist in rare diseases, about a mysterious cluster of deaths in Moscow, American Dr. Fiona Devin becomes the target of the assassins who kill Petrenko, and Covert-One operative Jon Smith is sent to rescue Devin.