Emperor's Castle Volume 3 features story and art by Sungmo Kim.

After saving his son's life, Chunhoo realizes that he can't hide his powerful warrior aura in even the seedy red light district of Busan. He resolves to stand and fight his hunters, but is tormented by the fear of losing Seogki's life amidst the very battles fought to save him.Meanwhile, Sugki discovers that the brothel they hide in is not all that it seems. The prostitute Semi harbors a dark and deadly secret for all those near her.