The eldest daughter of the Xu family, originally named Xu Jinchuan. She is kind, gentle, and dignified, carrying herself with the demeanor of a wealthy young lady. She insisted on having a younger sister so Chuan Jin could be raised in the main residence. She gave up her original name (Xu Jinchuan) and changed it to Xu Mianchuan to prevent her younger sister from feeling hurt upon discovering the truth. She cared for Chuan Jin from a young age and is the biggest reason the original host remained a well-behaved child despite having such parents. In the original story, she entered a marriage alliance to save the family but was beaten by her abusive husband until she miscarried and lost her mind.
