お姉ちゃんが勇者になって、世界を救ってあげる！

Embark on a tragic and fantastical adventure with 'Onee-chan Will Become a Hero, and Save the World!' This web novel follows a female protagonist who, despite her injuries, fights demons to bring tranquility to a world she was unwillingly summoned to. Explore the themes of heroism, sacrifice, and the longing for home in this captivating oneshot story.