During high school, Shion intended to confess her love to her crush. However, even before she uttered a word, he insulted her looks and turned her down. Though she worked on enhancing her style, she struggled to establish relationships with men due to the tormenting memory that had petrified her. Nevertheless, when she found an old image and shredded it, she found herself transported back in time to her high school era. Having gained a greater sense of self-assurance, she seized the opportunity to relive her adolescent years and rectify her previous blunders.