1x12 - The Red Sleeve

The dispute over the throne finally comes to an end. Aware of his current weakness, the King admits that his current status is no longer fit to rule a country. With the help of Duk Im, the King remembers the promise he has with his late son. A promise that he will make San the next king of Joseon. Now, a new sky has risen, and San prepares to become what he has been trained for his whole life.