Chongyun was born into a renowned family of exorcists, and has possessed a natural ability to drive away evil spirits from a young age due to his pure-yang spirit. His powers of exorcism are far beyond the norm: his mere presence is sufficient to scatter evil spirits. Chongyun has had a crush on Xingqiu since they were 5 years old and Xingqiu proposed to him on the playground. Chongyun = 重云 = heavy cloud, this is tied to his personality where he heat up (his body) and then eventaully explode.