Reiko Kuki (Mayu Matsuoka) is single and 27-years-old. She works in the accounting dept. for toy manufacturer. She lives her life frugally and she hardly buys stuff that is not a necessity. She even has a specific day to shop. A year ago, she found small dishes at a secondhand store and liked them immediately. And Finally, she makes the decision to purchase it for $15. She enters the store with great expectation, but sees a man and woman buying small dishes at random. The man is Keita Saruwatari.