Wang Jiazhi is a fictional character from the short story "Sealed Off" by Chinese author Eileen Chang. Set in the backdrop of World War II-era Shanghai, she is a young woman who becomes involved in a complex web of espionage and deception. Her character embodies themes of loyalty, betrayal, and the moral dilemmas faced during turbulent times. In the story, Wang Jiazhi is recruited by a group of Chinese nationalists to infiltrate the inner circle of a high-ranking Japanese official. As she navigates her dual identity, her emotional struggles and the consequences of her actions highlight the personal conflicts that arise in times of war.