Prince Yeoning persuades Min Jin Heon to side with him for the moment and stop the special judiciary agency. Meanwhile, Dal Moon turns out to have been secretly supporting the Crown Prince by trying to extract information from Prince Milpoong. The Crown Prince visits Prince Milpoong to help Dal Moon get the decisive information. Park Moon Soo finds evidence for Wi Byeong Joo's murder of Jeong Seok and decides to do a night inspection.

Park Moon Soo and inspectors of Saheonbu arrest Executive Inspector Wi Byeong Joo on charges of murder of Han Jeong Seok. The king is thinking about what he has done to the Crown Prince and decides to meet with him. Do Ji Gwang and his men are about to flee to Hamgyeongdo when they are attacked by Saheonbu inspectors. Dal Moon gets the decisive evidence from Prince Mil Poong and the Crown Prince is after him.

Prince Milpoong murders a guard in the court palace and the guards issue an emergency. The Crown Prince swears to make Prince Milpoong pay for his crimes. Dal Moon tells Yoon Yeong that he had to deceive Prince Milpoong to save her and help the Crown Prince. Wi Byeong Joo is arrested but refuses to admit his crimes and instead says Park Moon Soo would have done the same thing. The king announces that the treason case was fabricated.