Itoko no Oneechan ni wa Natsukanai!

<p>In order to be accepted at a school with high academic standards, Masato has to take lessons from his "big sister" cousin who is too sexy for him! Can he overcome her temptation and concentrate on his studies? The heart-pounding study session begins under one roof!</p><hr/><b>JA</b><p>学力の高い学校に行くため、将人はセクシーすぎる”お姉ちゃん”から勉強を教わることに!? 彼女の誘惑に打ち勝ち、勉強に集中することはできるのか!? 一つ屋根の下、ドキドキの勉強会が始まる!!</p>