Hyun and Lord Sangheon learn of Prince Wonsan's secret ploy to dethrone the king. Hwi prepares to take down her grandfather — alone.

Prince Wonsan ruthlessly proves his ambitions — and worthiness — for kingship to Lord Sangheon. Hwi prepares to abdicate the throne.

Returning to the palace with a vengeance and an army, Lord Sangheon and Prince Wonsan spare no one in their bloody path to the crown.