Haechi Season 1 Episode 18

Dal Moon’s men are investigating the human trafficking case by Qing. The new courtesan house emerges as their target as someone from Qing owns it. A murder occurs of a nobleman, and Min Jin Heon and the Saheonbu are both investigating it. Yeo Ji finds out the courtesan house is where the deals take place for selling and buying girls. Prince Yeoning senses danger and goes after Yeo Ji.