Saya Danmok wakes up in an unfamiliar palace with no memory of her past. She’s told that she is the last survivor of a terrible accident that took the lives of her family, but something doesn’t feel right. Even her wounds seems to heal too quickly. She bumps into Je-cheon, an imperial guard, and starts discovering the real truth behind her past.

Saya (사야)
https://treemanga.com/manga/saya-the-fallen-deity/