For the 41st installment of the popular series, virgin Murakami-kun experiences his first ever sex. Set in a warm, welcoming atmosphere where the actresses gently guide him through the act. Murakami, who masturbates over ten times a day, becomes instantly captivated by Haruka Yuu's F-cup breasts, driving his excitement higher. In the cowgirl position, he slowly enters her—but cums in just one minute. Surprised by his premature climax, he notices Haruka isn't satisfied. With mutual consent, they proceed to a second round, deepening his first sexual experience.