NACR-051 Sexual Education of a Perverted Family Shihori Endo Mari Koizumi

Mari is a high school girl in the midst of puberty. Her parents are known in the neighborhood as a lovebird couple. Every night, they indulge in an intense, passionate married life. Of course they have sex, but they also do blowjobs, fingering, and play with toys... All of their obscene sounds and voices are heard by their daughter in the next room, separated by a single wall. Mari, who is at an age where she is curious about sex, can't help but wonder what is going on next door. One day, she can't help but peek into her parents' bedroom...