After marriage, Ms. Uchida found herself deprived of intimacy with her husband, leaving her feeling lonely. She recalls how he used to passionately desire her every time they met before marriage, making her feel truly loved. But now, she endures cold and distant days. While she might eventually get used to this situation, her increasingly unsatisfying daily life begins to stir deep emotions within her. This growing emptiness awakens thoughts of infidelity, becoming a source of inner conflict and emotional turmoil.