A spoiled and domineering young lady, Mu Wan, was killed. Lu Zaozao, a female surgeon in the 21st century, goes back to the past and lives as Mu Wan. Lu Zaozao has superb medical skills. Her parents-in-law don’t like her. Her husband doesn’t love her. Moreover, her husband’s concubines eye her with hostility. With only a small scalpel, she deals with the scheming women in the governor’s mansion and becomes invincible.