Kurihara Yori is in her third year of middle school. Her mother left after her parents divorced and she now lives with her father at the beach hut that he runs.

She has no complaints about her current lifestyle but even with the impending high school exams looming over her, she still doesn't feel like she is taking another step towards adulthood.

Her body is slowly maturing into that of an adult's and her best friend will be entering a high school far away. To add to that, her older brother has also returned home...

Here is a story about family that wittily describes the heart-swaying moments of puberty.