千種明日葉、超絶ブラコンの妹とツンデレ兄 → 好相性でセックスしまくりw《エロ漫画・女子学生レズ》愛情や友情を確かめるため部室で激しく絡みあう！
Chigusa Asuha, an extremely bro-complex sister and a tsundere brother → they get along well and have loads of sex lol《erotic manga, schoolgirl lesbian》They get entangled in a passionate embrace in the clubroom to test their love and friendship!