Kaguya Michikawa is a young eighteen-year-old living in rural town of Japan. She has been sending letters to her favorite author, Hisame Shiraba. When she turns twenty, Kaguya moves to Tokyo to better study the craft. Unfortunately, she is deceived by an apartment renter and hence, doesn’t have a place to stay. By chance, Kaguya meets Hisame in a restaurant. To her surprise, he treats the servant rudely, making her unsure if he’s a nice person at all. In her confused state, Kaguya blurts asking a place to stay to Hisame. The later agrees to share the apartment amazingly. Will they live together happily? Or is Hisame going to be a nightmare for Kaguya?