About Yoko Nakajima who felt compelled to keep up an image of being a model student both in school and at home. One day, a man named Keiki showed up suddenly and recognised Yoko as his master.
After getting attacked by monsters, Keiki whisk her away to another world where she is hunted by demons and mistreated by everyone. She goes through hurdles upon hurdles in order to become a strong emperor of one of the 12 Kingdoms.
