Han Cheng's father is an unseen but influential character whose gambling losses cause the financial crisis that threatens Han Cheng's education. He lost hundreds of thousands of Dragon Country Currency in stone gambling, leading to the mortgage of his shop and ongoing loan debt. His wife considers divorce because of this. Han Cheng shares this heavy burden with Xi Yang, which eventually prompts Xi Yang to try stone gambling as a way to help. Though not present, the father's actions drive the subplot about stone gambling.
