Crown Academy, one of the most popular elite school in Seoul, South Korea. With excellent teaching and won various competitions from both academics and extra curricular activities. But, the insanely popularity of the school specially with girls was not because of it's own achievements but because of the 'TEN PRINCES OF CROWN ACADEMY' in which the school held every year a popularity ranking contest, where in 10 students will be entitled as the Ten Princes of the Academy. They'll be treated