nostalgia for good memories. According to the query of China Music Network, "Empty Window Half a Year" was composed by Yu Cheng, composed by Luo Xuyang and sung by Luo Shihui, and was released on September 5, 223. Once released, it received numerous praises, and the lyrics expressed nostalgia for the good memories of the past and anxiety about the uncertainty of the future. Excerpt from lyrics: I'm afraid that I won't be able to cope with too many accidents when I'm in the sea because I'm not loved.