As a single mother who was constantly working, I made my son Yuki feel lonely. However, my son's friend Taka-kun was always nearby, and before we knew it, he had become an irreplaceable person to us. When I see him, who I have Ke'ai like a son, I have recently been overcome with urges... Every time he stays at our house, I feel the utmost pleasure in indulging in masturbation at his bedside. And tonight, I am indulging in my desires as I look at his sleeping face...