Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.
Mary has been playing the role of a good child since she was a child. When her sister's engagement was broken, her fiancé suddenly became a to protect her. Every day, she is shown the sight of her sister and her fiancé being too close to each other, and people around her say that she is "a poor sister who doesn't even look at her." In addition, her parents don't mind her being disappointed. I'm fed up with the days when she was suffering from loneliness and gave up everything! Mary decided to give up everything and get happy for herself --? It also includes the extra edition written only in the library!