Hisae was asked by her younger sister, Kyoka, to take care of her nephew, Kazuaki. She loves her nephew, who reacts in a naive way just by glancing at her sex appeal, and he rushes into her bathing time to kill time. Hisae innocently plays with her cock, which is full of excitement and tension, despite her bewildered Kazuaki. For Kazuaki, who does not know her woman, it is a pleasure he has never felt before, and at the mercy of Hisae, he is finally led to ejaculation. However, her frustrated Hisae's desires do not stop.
