For Yumi, who has raised her son by herself, her son was an irreplaceable treasure. That's why she didn't let her son see her in pain at all. Her son also knew it and supported Yumi hard. However, her girlfriend, Yumi, had a fiancée who she trusted more than anyone else. It was, above all, her son's best friend... As he caresses her passionately, her brain, which should have been full of her son, is gradually filled with the existence of her beloved fiancé...
