Fifteen Kaho Nikaido moving out from their parents to go to high school in Tokyo,self check in to the hostel and start a new life. And the first thing she was about to fall under the truck. At the last moment for a Woman rescues a beautiful stranger, whom she immediately falls in love. Kaho dogs Man, cornering and recognized in their hasty feelings, and he even agrees to meet her.But it turns out two interesting facts. Firstly, a mysterious savior Kaho and her newfound guy named Canada - son of the director of her new dorm. Secondly, it is only a fifth grader.