In this story, two young women of different nationalities search for the meaning of life through their clashes and eventual friendship with each other.
Sayoko is a 19-year old girl who wishes to be stronger. One summer day, she meets for the first time Ami, an exchange student from Korea. They dislike each other when they discover the many differences between them.
However, wanting to change her sheltered life, Sayoko decides to spend the summer opening and running a shop with Ami, where they sell their handmade T-shirts, among other things.
The two gradually form a friendship through the many clashes caused by their differences: nationality, personality, and everything else.