"Obstetrics and Gynecology" is set in the obstetrics and gynecology department of a local hospital. It tells the story of love and marriage in modern society and various episodes related to pregnancy by describing different characters such as doctors and expectant couples. In the play, Jang Seo-hee will play the talented obstetrician and gynecologist Seo Hye-young. When Seo Hye-young was about to be promoted to professor, she learned that she was pregnant unexpectedly, and she fell into deep distress. The calm Seo Hye-young faced a series of realistic contradictions related to her pregnancy and childbirth, such as abortion and the revision of the "Maternal and Child Health Law", and was troubled by this.