A man named Oota, who had recently resigned from his job, visited the Mizuki couple's home to discuss a new business venture he had started. His new profession? Sex counselor! When Oota saw his former employee's wife, Miyuki, for the first time, he was completely captivated by her beauty. He decided to use all his skills to seduce her. As Miyuki experienced the raw passion of Oota's sexual encounter, she couldn't help but succumb to the pleasure... eventually moving her hips herself.

退社した夫の上司・大田が、新事業をはじめたと美鈴夫婦の家を訪れた。大田がはじめた仕事、それはセックスカウンセラー。初めて見る元部下の妻である美鈴に心奪われた大田は、自身のスキルをフル活用し美鈴に迫る。大田の野性的なセックス。夫では味わった事のない快感に堕ちた美鈴は、遂には自ら腰を動かしてしまい…。