University recommendation entrance exams are becoming more and more important with every passing year. Taking the exam requires the school's stamp of approval, and only promising students are allowed to take it. A high school report score is required. Seira Kyuwahara is lacking something important: "something special." Every year, she becomes the prey of a group of beautiful girls selected from among the students taking the exam, who work hard to help her improve her school report score by serving as sexual relief.