Legendary porn actress Saijo Ruri returns with her spectacular 111-centimeter M-cup bust. An adult prospective college student stays with his uncle in Tokyo while taking entrance exams. His aunt Ruri welcomes him warmly, but after seeing her incredible figure and pheromone-soaked luxury lingerie, the inexperienced virgin can no longer focus on studying. She presses close and asks, “No girlfriend? Then should I help you get some relief?” before bringing her lips toward his.