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12 Episodes
S1 E1 - Did You Call for Your Big Sister?
S1 E2 - You Call Me Your Sister?
S1 E3 - My Sister, Maya-nee, Is All I Need
S1 E4 - The Big Plan for the Home of the Ikusaba Brother and Sister
S1 E5 - The Ikusaba Brother and Sister's Big Dungeon Exploration Plan
S1 E6 - The Hero and the Big Sister
S1 E7 - Portrait of a Certain Big Sister and Little Brother
S1 E8 - I Can't Raise My Sword Against a Girl
S1 E9 - The Preferred Form of a Big Sister
S1 E10 - My Amazing Little Brother
S1 E11 - Shark from Another World
S1 E12 - Big Sister Forever
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Synopsis
Asahi is your average game otaku. Just when he thinks his life is over, he gets another chance in a world that seems just like an RPG! But he doesn’t have the cheat skills that isekai heroes usually have. Instead, someone familiar swoops in to save him.
