Lee Seo Yeon

Cha Jung Sook is married to Seo In Ho, who works as a chief surgeon at a university hospital. He has a strict, sensitive, and thoroughgoing personality. Cha Jung Sook has been a full-time housewife for 20 years, giving up her career as a doctor during her medical resident years. After all those years, she decides to restart her medical resident course. (Source: AsianWiki)

Kim Bo Mi works as a TV news anchorwoman and she only cares about herself. Lee Bom was once a popular actress, but she is now a lawmaker's wife. She focuses only on taking care of her family. Somehow these two women switch bodies. (Source: AsianWiki)