Yoichi watched every day as his mother, Aya, tidied up her room. Her presence stirred something deep within him, gradually building into intense arousal. One day, returning home, Yoichi witnessed his father and Aya intimately entangled together. Aya moaned, her face twisted in confusion as her body trembled uncontrollably. In that instant, Yoichi's heart pounded wildly. Overcome by uncontrollable lust, he forcefully pressed his young, throbbing cock against Aya's lips. Unable to resist the sensation, Aya writhed repeatedly, stifling her cries. This forbidden scene unfolding right beside her sleeping husband would become an unforgettable experience for him.