Chen Chong is an obstetrical and gynecological doctor with a happy family. One day, a strange woman, Du Hong, exposes her husband's affair. Struggling between trust and suspicion, Chen Chong finally discovers with Du Hong's help that her husband is involved with a patient who is his mistress, and the mistress is pregnant. Facing betrayal and provocation, Chen Chong initially wants to compromise, but later resolves to fight back for her child. During the revenge process, her husband and the mistress compromise, but the truth is even more complex. Conducting a deep investigation, Chen Chong discovers a more powerful manipulator behind the scenes. She bravely fights, and ultimately exposes and defeats the real enemy, striving for freedom and dignity for herself and her child.