Saki Hatsumi, the mistress of the father, was a youthful, beautiful, and boldly passionate woman. Living under the same roof, they gave in daily to their mutual desire, satisfying their cravings for each other's bodies. Saki repeatedly engaged in daring acts—gently licking the man's cock, or having him lick her pussy. Between them existed not only pure affection but also an intense sexual attraction. Through this relationship, they deeply explored one another, transcending new boundaries through physical intimacy.