In China, during the Japanese occupation in World War II, a young student and former actress named Wong Chia Chi has agreed to be the central figure in the assassination of a Japanese collaborator, Yee. Using the alias of Mak Tai Tai (Mrs. Mak) and the fictional Mr. Mak, Chia Chi befriends Mr. Yee’s wife, Yee Tai Tai, and eventually seduces her husband in order to kill him. However, she falls in love with him and just before her comrades try to kill him, she warns him. He escapes and has the whole group executed, including Wong Chia Chi.