"If you're going to use someone as a human talisman, you should at least get your money's worth." She was neither a wife nor a daughter-in-law. She was merely a human shield meant to absorb the misfortune destined for her husband, Jin Dong-chan. The moment she realized even her miscarried child was being exploited, she met a mysterious traffic accident— and when she opened her eyes... she had traveled back 10 years in time. "Son, already flirting with your wife in front of your mother?" "Aigoo, why is our Madam Yeo In-ok acting like this? I love both women." Seeing the face of her prospective groom, Dong-chan, everything became crystal clear. She had returned to completely shatter this damned household. While getting a job at the Shinwol Foundation to take down the Jin family, Seol-hee encounters an unexpected man. "Why isn't Woo Seol-hee showing any interest in me?" "I'm sick and tired of men. "...Is that so? Then I... will be a 'woman' from now on." The man her ex-husband utterly despised, the one the Jin family guarded against with bizarre intensity. Do Yi-hyuk, the young chairman of the Shinwol Foundation. Seeing him, a smile finally slipped past her lips after 10 years. It came to her. The ultimate revenge she could inflict upon all of you...