Ririko is disappointed and distressed as her husband's long business trips have increased. - At that time, my son brought his friend Kousuke. - Ririko feels a sense of mischief as he secretly peeks into her body, so she can't resist and seduces him... - No matter how many times I fucked her, I continued to be raped by Kosuke's youthful dick, which never faded, and before I knew it, it was morning. - Since then, as she continues to be desired by him who comes every day, she is exhausted both physically and mentally from the unparalleled copulation, and finally...