Yvonne, a housewife, was brutally killed by her abusive husband Lysander in her previous life. Reborn, she becomes the Shadow Doctor skilled in face-changing magic. Using the Miracle Serum with dangerous side effects, she lays a trap for revenge—destroying her abusive husband, cruel mother-in-law, and wealthy mistress. In the end, she abandons her dark path, redeems herself, and becomes a licensed plastic surgeon helping those with congenital deformities.