This year, 18 year old O-Women's college freshman Rio Otsuka makes her AV debut, giving Nakadashi and Gokkun for the first time to a pure and innocent-looking girl who is actually a lewd and dirty pornographic girl.

College student Rio suddenly made her debut in AV secretly, changing her career direction from aspiring to be a nursery teacher. Her innocence shines through in the film, with her genuine reactions being praised over acting. Her attractive face and chest are also highly appreciated. Her cute and natural voice, as well as her appeal to fans of amateurs and small breasts, make this a must-see. Her good personality is evident, and despite her lack of experience, she is full of erotic charm. Her adorable expressions and nervousness induce excitement, making her a newcomer to watch out for.