Lee In Gyum has doubt that it may be Jung Do Jeon who switched the letter. Lee Bang Won's interrogation is suspended because things will be embarrassing if Lee Sung Gye's name is mentioned as a Baek Yoon's suspected assassin. Gil Tae Mi goes to meet Ddang Sae because he recognized the letter's writing was similar to Tang-Sae's sword style. Meanwhile, Lee Sung Gye meets Lee In Gyum and tells him to release Bang Won. After that, he goes to Jung Do Jeon and declares that he will enter politics.

Both General Lee and Hong In Bang are trying to establish an alliance with the Haedong Gapjok. When Ddang Sae hears about Boon Yi being alive, he sets of to kill Jung Do Jeon in order to free Boon Yi and Yun Hee.