An incomparably beautiful angel in the sky was demoted to earth because of her naughtiness. In fact, it was her mother who hoped that she would find true love in the world. She was arranged to study in the high school of the Royal Academy, and she met him, the independent young master, by accident. He has an inhumanly handsome appearance, inhumanly good grades, inhumanly strong abilities, but an inhumanly boring personality. A beautiful love in its prime is quietly unfolding...