Wife Miria lives an ordinary daily life, yet harbors slight dissatisfaction in her relationship with her husband. One day, her husband's senior from college visits their home, signaling the beginning of something new. This senior proposes a netorare plan to the couple. Initially skeptical, Miria agrees to carry it out, which unexpectedly leads to renewed intimate moments with her husband. In that instant, she begins to feel unfamiliar emotions stirring within her.