Alexia, the daughter of a count wakes up one day and finds she has lost her memory. She can’t remember her family, but she has a faint memory of someone else other than Alexia. She is cherished by her overprotective younger brother and her fiancé, with whom she was not on good terms. When she returns to the academy, she meets a girl who reminds her that this is the world of the “Otome game” she played in her previous life. She is a mob character who rarely appears in the game, even though she is the fiancé of the capture target. Her involvement with a game that should have nothing to do with her, and the doubts she has about herself. What is the truth hidden with her memories?