迷子になっていた幼女を助けたら、お隣に住む美少女留学生が家に遊びに来るようになった件について

One day, Charlotte Bennett transferred to Aoyagi Akihito's class.Her proper and refined mannerisms and adorable appearance captured the hearts of his classmates, but Akihito calmly takes a step back, feeling that she "lives in a different world."However, helping Charlotte's lost sister, Ema, throws his daily life into upheaval...!?