Amid the fallout from the king's decision to make Prince Yul the crown prince, Chae-Kyung and Shin make plans to get back together. Meanwhile Yul struggles to get to the bottom of his mother's involvement in the accident that may have cost Chae-Kyung dearly. But when he confronts her, the Daebi reveals a shocking secret from seventeen years ago, which will set into motion events that will change their lives forever