Keita, my son's friend, peeked while I was changing clothes. Risa gently scolded him like a mischievous child, but upon closer look, Keita was fully erect. He might truly be aroused. Having grown up without knowing his mother, Keita probably harbors special feelings for older women. Feeling sympathy for his situation, Risa secretly gives him a blowjob. However, her kindness only drives Keita into further frenzy...