Next door to Shu Fujimiya's apartment lives the most beautiful girl in school, Manichi Shiina. The two had never had any particular relationship, but when he lent her his umbrella when she got soaked in the rain, they began a mysterious exchange. Manichiu, who lives a self-indulgent life on her own, cooks meals, cleans her room, and takes care of her in any way she can. Manichiro is hungry for a family connection and gradually opens his heart to her, while Shu is unsure of his girlfriend's affection for him. Despite their lack of honesty, the two gradually grow closer... (This is a sweet and impatient love story with a simple but cute neighbor, which has gained a huge following on Novelist.roo.