The Possessed King (S01E10)

Rumors start to circulate that an evil spirit has possessed the King, causing concern among the court. Sajo Hyeon swiftly uncovers where the gossip originated. Upon his return, he must work to restore harmony within the royal family. Meanwhile, Ak-hee unknowingly falls into Sajo Yung's scheme, forcing him to find a way to free himself from Sajo Hyeon's body.