The university professor (Ji Shifu) is getting older, and his physical strength and energy are gradually lacking. In contrast, his wife Yuzi (desolate sand) is in the prime of his youth. The professor looked back and lamented his wife's conservatism and the monotony of husband and wife's life. he wrote his true thoughts in his diary and deliberately let Yuzi see it, hoping to awaken his wife's desire to flourish. One day, the daughter Minzi (Watanabe governor son acted the role of) friend Kimura (Kawahara Kawasaki three decoration) visit, the professor deliberately let Kimura and Yuzi alone, let jealousy stimulate their own gradually vanishing desire and ability. The illusion of rejuvenation at this moment made the professor even more addicted to it, his dangerous game escalated, and his wife gradually changed from passive to active in the process. For the sake of illusory bliss, the professor has no regard for his life. This film is based on the original work of the same name by Japanese functional writer Junichiro Tanizaki.