As a vampire prince, Taekwoon wonders why he has to attend classes at a human High School. But his parents insists that he has to follow classes in order to keep his rights as an heir. Hakyeon ,on the other hand, is a young man who is bullied by his classmates and Hakyeon is the most unpopular guy of his class. Hakyeon hides a lot in the toilets and eats his lunch there. That is about to change when the paths of Taekwoon and Hakyeon cross each other and the two start to fall in love with each other, whether their classmates and families like it or not.