This is a distant world composed of seven different planes, where science and magic coexist. The prophecy said: 12 sons of the devil are about to be born. They are existences denied by the world. However, the last demon child born to the goddess of light was a twin princess!
The Sakura Emperor Academy on the magical continent of the human world has become the home of the children of demons. Let's see how the elder sister of the twins, El Hyōgetsu, leads the other children of demons to torment this world that dares to deny their existence!
Bingyue: Humph! Dare you deny our existence? If I don't make you miserable, I'll take your surname! Yue You: Sister, if you share someone else's surname, Mother will be sad. Lustia:~~~~(>_