The heroine is Zhen·Facial Paralysis.
A magical creature that has both nerve necrotic facial paralysis and laughing nerve paralysis facial paralysis.
There is no CP in this article, so don't read if you don't like it. Having said that, I might end up writing a CP extra on a whim... Anyway, don't have high expectations.
This article covers a wide range, including the first generation period, the ninth generation period, the tenth generation period, including ten years later and the inheritance chapter, so this is destined to be a big hole that cannot be filled. If you are impatient, don't jump in.
The heroine may be written to be a bit omnipotent, but the character will not be perfect.