Arthdal Chronicles DVD (Korean Drama)

Ta Gon, the son of the leader of the Saenyeok Tribe and the head of the Daekan Forces, has an only affectionate relationship with Taealha, the daughter of the rival Hae Tribe. Although Ta Gon chose to spare Sa Ya's life as a baby, his relationship with Sa Ya is described as one in which both of them are using each other. Sa Ya has the same "mutual use" relationship with Taealha, who helped Ta Gon raise him.

Tan Ya, as part of the Wahan Tribe and the heir to the clan mother, is naturally enemies with Ta Gon and Taealha, who kidnapped her tribe to sell as slaves. As Wahan's warrior, Eun Seom is also enemies with Ta Gon and Taealha.
What will happen after Sa Ya, who longs to escape his tower, and Tan Ya, who yearns for revenge against Arthdal, meet for the first time?