The Day I Woke up as the Sacrificial Princess

Also known as: Mou Tian Chengwei Jipin Gongzhu, 某天成为祭品公主, Sacrifice Princess, สังเวยชีวิตเจ้าหญิงบูชายัญ

by Hei Cha Bo Jue, DAONO7

Despite carrying royal blood, Bryanna lived outside of the palace for most of her life. Upon returning to the palace, she discovers Lilian, the emperor's illegitimate daughter who successfully charmed the emperor with her "adorableness." In the original novel of this story, when the emperor has to offer the life of one of his daughters to the gods, he decides to sacrifice Lilian instead of Bryanna, but Lilian survives and Bryanna dies at the age of 18. However, now there is a new soul in Bryanna's body, and she is determined to go against the original plot. (Source: Tappytoon)