Episode 5

S1 E5: Even though Gil Chae tries to deny her feelings for Jang Hyun, she is worried about him joining the army. Yeon Jun gets stabbed by the enemy, and Jang Hyun takes him to a physician where Gil Chae and Eun Ae are staying. Meanwhile, Khan is on his way to invade Joseon, and the Crown Prince looks for someone who knows well about the foreign intruders.