Up until Episode 6, fans only knew Mikasa Ackerman as Eren’s quietly protective and scarily strong adopted sister in Attack on Titan, with no information on how she ended up in the Yeager’s care.
ALSO READ: Attack on Titan Grand Finale Ending Explained: Eren's end, Mikasa's motivations, and humanity's fate revealed Isayama’s decision to include a post-credit scene that implies the cycle ...