He was originally a prodigal son in heaven, but once he had thoughts about Sifan, was he happy or sad?
He is an outcast in the world. Is the talisman of the full fifteenth month a blessing or a curse?
She was originally a pure and beautiful elf. After all her ups and downs, can she ever return to her true nature?
In short, all the obsessions, anger and distracting thoughts are no wonder that we can't let go of the past!