Otome Game no Hametsu Flag shika Nai Akuyaku Reijou ni Tensei Shiteshimatta...

After receiving a blow to the head, a high school girl finds herself in the world of a video game, an "otome game" (dating sim), where she embodies the rich heiress – and villainess – Katarina Claes! For her, the best ending in this game will be exile and the worst, death! Meanwhile, she must face the many protagonists who try to seduce her...