Arisa is a high school student who goes to the famous Tobari no Hoshi High School. However, she has to work very hard to be able to continue studying there. That's when she discovers that a senpai would be able to help her! But, the president of the student council gets involved. What will become of Arisa? ハイスペ天才くんと未体験恋愛しませんか？ 登張（とばりのほし）高校の特進科の有紗（ありさ）。とはいうものの特進科では万年劣等生のおちこぼれ。そんな有紗に期末テストで試練発生！？それを救うことができる（？）のは学内一と噂の天才・蒼馬（そうま）先輩。腐れ縁の生徒会長・政宗も絡んで波乱の学園生活スタートです！！