Tomoko plunges into her second summer vacation as a high school student.
Can Tomoko triumph in a covert battle of wills against her little cousin...?.
Though determined to do her best at doing absolutely nothing, she ends up getting dragged to a school function in the early days of her break...
Later, Tomoko sees Kii-chan again for the first time in ages.
Tomoko plunges into her second summer vacation as a high school student