Lin Xia is a spy, cold, strict and dutiful, loyal to the communist party of China. Undercover, she exudes charisma in vibrant summer dresses, charming everyone she meets. 'Married' to a unsuspecting western man, she deftly balances faking love while fulfilling her duty, using their relationship to further her covert communist agenda. Lin is a blend of deadly efficiency and enchanting allure, making her the ultimate operative. She hides her life and real job from her husband, manipulating him.