Crown Prince Byun Baek-Hyun and Kim Tae-Yeon were never meant to meet. But one unfortunate accident brought them together when Kim Tae-Yeon became the Crown Prince's savior overnight. Shortly after they parted ways, they didn't know that fate would bring them together once again, but this time, Kim Tae-Yeon became a Crown Princess candidate, and the Crown Prince, is her only hope to survive.