Ai Himeno in Lovers Pervert
Ai Himeno lives in a house with her husband and brother in law and one day the brother in law accidently sees them playing food masterbation. While returning to his room with a hard-on in his pants, he goes to bed and dreams of having sex with his sister in law. The next day, he is caught masterbating by Ai, and his adventures begin with a lusty house wife.