The TV series "Matreshka" is a domestic spy drama about the double life of a simple Soviet girl named Yuli. She lives in Leningrad with her parents, studies at the Foreign Languages faculty, and is about to marry her beloved boyfriend. However, a chance resemblance to the deceased wife of American spy Jim Wheeler turns her life upside down. The Soviet intelligence agencies decide to use the beauty as a "bait" for this man, and she cannot refuse recruitment for the sake of her family's future.