"Shuāng Xuě Qiānnián" is an original song featuring Luo Tianyi and Yuezheng Ling. This song was presented as an entry for the Vsinger song contest held in late 2015. It is followed by 三千年夜行灯 (Sānqiānnián Yèxíng Dēng), a Tianyi solo song. It tells the story of a human who was friends with a ghost for many years until she died, forgetting about her ghost friend in her reincarnated form. She slowly regains her memory when she returns to certain places and remembers that there is someone waiting for her. This song has exceeded 100,000 views on bilibili.