In Ayumi Arihara's eyes, the ultimate source of happiness was love. Therefore, her greatest wish was for a boy to confess his love to her. However, her dream transformed into a nightmare when the towering and intimidating Misao Zaitsu expressed his affection for Ayumi through a letter, causing a series of unfortunate events. Overwhelmed by the situation, Ayumi was mentally and emotionally drained, leading her to collapse in class. Luckily, a classmate came to her aid, carrying Ayumi to the infirmary like a princess. It wasn't until then that Ayumi realized she had feelings for the classmate, who was none other than Misao's younger brother, Mamoru. Caught in a dilemma, Ayumi is torn between pursuing what she thought was love and embracing her true desires. However, Ayumi is not alone in her struggle, as her friends are also navigating the challenges of their first love, an experience that is never easy for teenagers.