[Transformed into a hundred] [Closely attached] [Not mindless] [Slightly satisfying] [Decisive and ruthless]
The protagonist is transported to another dimension after a plane crash, becoming a demon residing within a sword. Not only that, but her gender is also taken away, making her a rare asexual little demon. She begins to travel back and forth between her original world and the world she has traveled to. As the worlds begin to merge, she discovers the secret. In the merged world, powerful individuals emerge, and the protagonist's original disguise gradually fades. Eventually, her true gender is revealed to everyone, leaving her with no choice but to become a short, cute girl, going further and further down the path of showing off.
(New author, please refrain from criticism)