When it comes to Asian films, audiences can rarely avoid mentioning pure love films, one of the most outstanding film genres in the East Asia, presented with delicate feeling, touching plot and unique aestheticism. In these tear gases, viewers can easily find that there is a pain recovery complex: an unrealistic love story beyond time and space can heal the audience's pain to a certain extent. The article argues that pure love in East Asian romantic films in the intertwining of time and space plays a significant role in alleviating historical, national or individual pain through parallel narrative styles, taking into consideration the Japanese romance film pure love Love Letter (1995), the South Korean romantic film The Classic (2003) and the nostalgic Hong Kong film The City of Glass (1998), for example. So the following paragraphs will analyze these films from three aspects: socio-cultural characteristics in each region and parallel narrative styles, as well as the thematic trait of recovery from grief. Socio-cultural characteristics History and society have an important effect on cultural products, including films. Despite different social, political and geographical influences, the three films share a similar creative background: a turbulent society causes internal trauma. Japan experienced a major economic recovery after World War II, thanks to American financial assistance and the rapid development of heavy industry. It became the first Asian country to host the Tokyo Olympics in 1964 and the Osaka World Expo in 1970, achieving average annual economic growth above 10%, becoming the world's second largest economy in the 1970s and achieving 30 years of growth economical until the 1980s. . However, due to the appreciation of the yen and the low interest rate policy, Japan has undertaken... middle of paper... the aim of offering the public a pure and cross love experience that is more brighter, warmer, brighter and more hopeful, these films successfully provided a psychological healer to the target audience in a special era, encouraging them to move forward. Work cited Chu, Shuangyue. Nostalgic Hong Kong films: Pursuing and constructing identity. Beijing: China Film Press, 2011. Print.Iwai, Shunji, Miho Nakayama, Etsushi Toyokawa, Miki Sakai, and Takashi Kashiwabara. Love letter. Hong Kong: Panorama Entertainment, 2006. Kwak Chae-yon, Son, Ye-jin, Cho, Sŭng-u, Cho, In-sŏng. The Classic. Hong Kong: Edko Video Ltd, 2003. Qiu, Shuting. Zhong Ri Han Dian Ying: Li Shi, She Hui, Wen Hua. Hong Kong: Hong Kong University Press, 2010. Print.Zhang, Wanting, Lai, Leon, Shu, Qi, Wu, Yanzu, Zhang, Shenyue. Glass city. Hong Kong: Golden Harvest, 1999.