1938 was a troubled year for China. A group of patriotic young people formed a drama troupe in Hong Kong to raise money for the country's war of resistance. Troupe leader Kwong Yu-man (Leehom Wang) is furious with Wang Jingwei and other traitors when he learns that one of Wang's secret service leaders, Mr. Yi (Tony Leung Chiu-wai), is in Hong Kong and decides to join the group in an assassination attempt.
Mr. Yi is shrewd and shrewd, and the only disadvantage is that he is a good woman; The members decide to use beauty to deal with Mr. Yi: the troupe's pillar Wang Jiazhi (Tang Wei is acted the role of) pretending to be a Hong Kong lady, first mix with Mrs. Yi, and then take the opportunity to seduce Mr. Yi, from which to create an assassination opportunity. Wang Jiazhi with beauty and acting, successfully attracted Mr. Yi's attention. Mr. Yi and Wang Jiazhi alone for the first time after the appointment, that is, follow Wang Jiazhi home, and the members have already been in the house with a gun on standby; Unfortunately, at the last minute, Mr. Yi did not enter the house, and the assassination fell short. Members think that Wang Jiazhi lack of male and female experience, hindering sexual seduction action, Wang Jiazhi at the expense of their own, and the troupe's only male and female experience members Liang Runsheng have relations. This not only destroyed the faint affection between her and Kwong, but also unexpectedly, Mr. Yi was suddenly appointed to leave Hong Kong, and the assassination attempt was aborted. Two years later, after the fall of Hong Kong, Wong Ka-chi moved to Shanghai and met Kwong again, but unfortunately the old subtle feeling was gone. Kwong Yue Man again mentioned the assassination of Mr. Yi's action, Wang Jiazhi agreed sadly. This time, the affair between Wang Jiazhi and Mr. Yi quickly developed, and the assassination plan seemed to go smoothly than the last time. This night, Wang Jiazhi pretended to go to the jewelry store with Mr. Easy, in fact, had already notified the gunman ambush. At this time, Mr. Yi actually sent Wang Jiazhi a diamond ring, his eyes flashed a hint of deep feeling; This fleeting eyes instant Wang Jiazhi deeply shocked, at this moment she suddenly realized that she played for Mr. Yi is false, but the love is not false. However, this play must have an end: an unbearable but must endure the end...