Shi Niannian asked to marry Qin Jinchuan because Qin Jinchuan had saved her. But Qin Jinchuan hated her and believed that she had ruined his future with Lin Xiner, so he had a miscarriage with her pregnant six years after their marriage. Shi Niannian was determined to divorce, but Qin Jinchuan couldn't adapt to her leaving. After knowing the truth and her grievances, he began to pester her again.
Yes, the heroine is very sober.