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Mikasa Ackerman is the adoptive sister of Eren Yeager and one of the two deuteragonists of the series, along with Armin Arlert. After her biological parents were murdered by human traffickers, Mikasa was rescued by Eren Yeager and lived with him and his parents, Grisha and Carla, before the fall of Wall Maria. She is the last descendant of the Shogun clan that stayed on Paradis Island, thereby related to the Azumabito family, and holds significant political power in Hizuru.