All characters are portrayed by adults. As a single mother who was always working, I often left my adult son Yuki feeling lonely. His adult friend Taka was always there for us and eventually became an irreplaceable part of our lives. I had treated him like another son, but lately the sight of him has stirred urges I cannot control. Whenever he stays overnight, I experience intense pleasure masturbating beside his pillow. Tonight, as I gaze at his sleeping face and indulge my desire once again...