14 year-old schoolgirl Tsubame is into university student Toru. She sees him in her area and really wants to be his. She struggles with how to inform him of her love. Then her stepmother becomes pregnant and she is distracted with that development. The one reliable part of her life is the calligraphy class she attends, but then she runs into a woman.

The Brightest Roof in the Universe

The University of Tokyo is the most prestigious national and public university in Japan. A charismatic teacher who suffers cancer meets the poor-but-clever girl and he teaches how to overcome the barrier of the entrance examination of the most difficult top-notch university in Japan, as well as how to change a life.