"Lust, Caution" is a 2007 film directed by Ang Lee, based on a short story by Eileen Chang. Set in 1940s Shanghai during the Japanese occupation, the film follows a young woman named Wang Jiazhi who becomes involved in a dangerous plot to assassinate a high-ranking official, Mr. Yee. As she infiltrates his life by posing as a wealthy socialite, she develops a complex relationship with him that blurs the lines between duty and desire. The film explores themes of betrayal, loyalty, and the moral dilemmas faced by its characters amidst a backdrop of political turmoil.