Before dying, 40-year-old Lin Chuxue learns that her husband, Lu Mingzhe, never truly loved her and their son, Lu Xuan, favors his father’s former lover, Su Yun. Reborn into the seventh year of her marriage, Lin Chuxue initiates a forced divorce, which must undergo China's mandatory 30-day cooling-off period. During this time, she joins Professor Wang’s team in Shanghai to tackle advanced brain cancer.