In the late 1950s, the Central Intelligence Agency recruits Marita Lorenz, a young German-American woman, to assassinate the Cuban leader Fidel Castro. After a chance encounter on a cruise ship, Lorenz becomes Castro's lover, providing the agency with a unique opportunity to infiltrate his inner circle. As she navigates the dangerous world of espionage, she must grapple with her conflicting loyalties and the personal toll of her mission, which ultimately leads to a forced abortion and a harrowing journey of betrayal and survival.