Yuri belongs to a high and mighty family of vampires; because of that, she has not been allowed to leave her room for unknown reasons. However, one day, she had a dream that she thought might happen in the future. She plans to run away, pretend to be someone else, and study where his older brother works. Can she handle the challenges that will come to her? Can she also face the problems that will come while she pretends to be someone else?