For the past five years, Amelie has lived a double life, slipping between shadows as one of the CIA's best undercover agents. Her newest mission takes her to Russia, tasked with stealing secret plans for a rumoured deadly new atomic bomb. There's only one rule she can't break: stay away from Alexei Komarov, a brilliant, dangerously handsome billionaire. He's also rumored to be a KGB agent, and crossing paths with him could be a fatal mistake.