Yosuke is a serious guy who only studies, but his lack of sexual knowledge is revealed in a health and physical education class at school. While Yosuke is practicing how to put on a condom at home, his mother Emily finds him. Yosuke then has sex with his mother Emily, who gives him his first blowjob. Emily is confused, but she keeps shaking her hips...Yosuke has become sexually awakened, and while Emily is doing the laundry, he begs her to give him a blowjob, and she does. His classmate Haruhiko happens to witness this and threatens Emily...Don't miss Emily's perverted parents!