「どんな手を使ってでも、あなたたちを救済します！」偉大な父親たちのプレッシャーに負け、すっかりやる気を失った限界落ちこぼれ集団「G組」。そこへ送り込まれたのは、5人の超セクシーな凄腕プロフェッショナル女●師陣！？ 「お父様は立派なお医者さんなのに…」痛いところを突かれた男子生徒たちへ、彼女たちが仕掛けたのは濃厚で情熱的な愛の特別エロ指導！登校直後のキスから始まり、昼休みもお構いなし！ 体育倉庫でのサボり現場や放課後、果ては自宅への突撃指導まで、怒涛の連続アプローチに男子たちの心と体は急速にフル勃起再起動！ 「ね、眠い…」「俺も2日寝てないよ！」徹夜で勉強に励む男子たちのために、テスト前夜はなんと総勢10名が入り乱れる限界突破の大乱交レッスン！ 眠気も吹き飛ぶ興奮とアドレナリンで、最高のテンションで試験に挑む！「過去の自分に勝てるの！？」「勝ちます！」止まらないドキドキ！治まらないフル勃起！刺激的過ぎる毎日に男子たちが生まれ変わり見事に覚醒！！こうして彼女達は新たな落ちこぼれを探して救済するため、旅立つのであった…

"I'll do whatever it takes to save you!" Overwhelmed by the pressure from their great fathers, the "G Class" is a group of hopeless underachievers who have lost all motivation. But who should be sent to them but five super-sexy, highly skilled professional female instructors!? "But your father is a fine doctor…" The boys are hit where it hurts, and the girls unleash a passionate and intense love-filled special erotic lesson on them! Starting with a kiss right after arriving at school, they don't hesitate to continue during lunch break! From catching them slacking off in the gym storage room, after school, and even surprise visits to their homes, the boys' minds and bodies are rapidly reactivated into full erection by the relentless onslaught of approaches! "I'm so sleepy…" "I haven't slept for two days either!" For the boys who are studying all night, the night before the test, a total of 10 girls participate in a wild orgy lesson that pushes the limits! With excitement and adrenaline that blows away their sleepiness, they face the exam with the highest energy! "Can I beat my past self!?" "I can!" The excitement won't stop! The erections won't subside! Overwhelmed by the intensely exciting daily life, the boys are reborn and brilliantly awakened! And so, the girls set off on a journey to find and rescue new underachievers…