1x8 - Knight Flower

So Woon looks into Nan Kyung's background and relays the information to Soo Ho. Yeo Hwa also gets a tip from Nan Kyung that her brother's disappearance is related to the matter at the palace. Yeo Hwa asks Ji Sung about her brother, but he tries to hide the truth from her. When Ji Sung secretly leaves the house in the middle of the night, Yeo Hwa follows him.