The background of the song "Winter in the Republic of China 19" is the love tragedy in the Republic of China. The prototype of this song is a song named "Love Poem with Ten Thousand Words" sung by JMJ. The song expresses the emotion of "I would like to believe that he only had a heart attack once in his life", reflecting that during the Republic of China, love tragedies were very common, and many people could not be together for various reasons, and their love stories became the witness of that era.