Rumors about Hwi and Ji Un's close relationship circulate amongst the palace staff. To protect his son, Jung Seok Jo takes matters into his own hands.

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.