I Am Living With My Ex-Husband

Hee-young and Seo-won get divorced after a long marriage. However, even after the divorce due to her fertility problems and other reasons, she promises to live together while they are hiding the fact of their divorce. Hee-young and Seo-won, who were able to date freely, and were comfortable enough to give each other dating advice. Then one day, Hee-young becomes pregnant with her boyfriend's child.