The tale of good boys and black ships. YEONCHE HAGGYO Jail University or Y Univ. It is a high school and university for delinquents or also known as jail school. This is a chance school for kids with records to get good education. The security is high in this school. WANGJOG UNIVERSITY Royalty University or W UNIV. Wangjog is a school for reach and smart kids. Only the privileged or geniuses can enter the school. The school is known for technical and scientific innovation as well as business and fine arts. Both school are famous in Seoul but for different reasons. W for its exclusivity, Y for its dangerous capacity. And both students hate one another because of how different they were to one another. BTS Au