She was originally a high-ranking princess of the underworld. She learned martial arts from the God of War since she was a child. On the day of her coming-of-age ceremony, she was pushed into the River Styx by a villain. Her soul was scattered into the world, and she became the illegitimate daughter of the prime minister and was bullied by her tribe.
Waste? Sorry, she's not, a demon? That's right, she is; the person who bullies her and oppresses her will naturally not be let go, and everything will be turned upside down.