Akuyaku Reijo, Se Syria Shiru Bi Ha Shinitakunainode Danso Suru Koto Ni Shita. (Kadokawa Beans Bunko) [Light Novel]

[Machine Translation] Cecilia is reborn as a villainess who dies in any route. The heroine becomes a candidate for a goddess, from which only women are chosen, and she herself dies as a rival. Anyway, she dies. Cecilia decides to dress up as a man to avoid the flag by becoming a "man". However, she makes a mistake and ends up becoming a knight who protects the godchild instead of her brother-in-law, Gilbert! She also gets tangled up with Oscar, the crown prince who will condemn her in the future...? If I'm exposed as a woman, I'll die instantly! Aim for a peaceful, carefree life!

どのルートでも死ぬ悪役令嬢に転生したセシリア。ヒロインは女性だけが選ばれる神子候補となり、自分はライバルとして死ぬ。とにかく死ぬ。それなら“男”になってフラグ回避しようと、セシリアは男装することに。ところがイベントを間違えて、義弟・ギルバートの代わりに神子を守る騎士になっちゃった!!しかも将来自分を断罪する王太子・オスカーにやたらと絡まれて...!?女バレ=即死亡!?目指せ、平和なのほほん生活!