From Shoujo Manga Maniac:
In medieval China lives a girl from a rich family, who has everything she could ever wish for. However, when she was younger a seer told her mother that if she is to have a happy future, the girl must marry an ugly person.

Her parents search for an ugly person for her to marry. When they find one suitable, she refuses to marry the man. "I can pick any man off the streets and he's sure to be a hundred times better than yours." Her father accepts her challenge, and so she has exactly one month to bring her fiancee back to meet her parents. On her journey, she meets Zhu Yun Qing, who appears to be more than he seems...