Sakura used to be the shrine maiden of Yae Village. Despite her devotion, hard work, and wishes for the village's well-being, her ill sister was sacrificed and used in one of the village's rituals. Still, she continued working as a shrine maiden to honor her sister’s last wish, but gradually began to feel hatred towards the village.
Gyakushinn Miko Character Guide
Sakura's Theme - 八重桜