"The only one I want to dance with...is you." . . . On his 21st birthday, Kim Seokjin, the only son of the family who owns the largest conglomerate in South Korea, is to celebrate his coming-of-age and will officialy be deemed eligible to suitors on his party. His parents hires various instructors to teach Seokjin of many aspects, and one which he is especially the worst at: Dancing. And so begins his many encounters with the beautiful and strict "Dancing Prince" who will teach him. Privately.