Tanya becomes overwhelmed by Arthdal's reception of her new role, and demands that Taealha and Tagon keep their end of the bargain.

Mi Hol informs Tagon about the finer points of being a king. Saya's appearance bewilders the Wahan. Eunseom receives help from the Neanthal.

Surviving in Arthdal means knowing how to choose the side that holds power. Taealha is attacked, and Tagon silences those who've uncovered his secret.