In this world, when human beings reach the age of 12, their bodies gradually change to the genders they wish to be. And by the time they are 14 years old, their appearances change to reflect their genders. But by spring of my eighteenth year, I am still without a gender...

Event planner Yuka Sawatani‘s life ended as the result of overwork. Reborn into an Otome game with her memory intact, she becomes the villainess Elizabeth. She tries to resist her fate, but at the ending of the game, she is promptly banished.