Asahimachi, who had been living a smooth and fulfilling married life, one day discovers that her husband has made a big mistake at work, causing significant damage. Struggling with what to do, the husband's supervisor, Chief Nakazawa, appears before Asahimachi and promises to save her husband on the condition that she gives herself freely to him. Reluctantly agreeing, Asahimachi finds herself gradually drawn to Chief Nakazawa's techniques and virility, realizing her body is starting to desire him. It was supposed to be for her husband's sake... but it soon becomes something else...