This drama is about a story of a mother and three daughters living in modern-day Korean society. The drama conveys a message about the low fertility rate, divorce rate, and the problems of the younger generation who are avoiding marriage.
While running a small beep soup restaurant, Park Sun Ja raised her three daughters Mi Sun, Mi Ri and Mi Hye alone. She still runs the restaurant to this day and her three daughters are now all grown up. Sun Ja's first daughter Mi Sun is married and she has a daughter. Mi Sun is busy working and taking care of her family. Second daughter Mi Ri cares about her mother a lot. She is confident in herself and good at her job. Mi Ri gets involved in a romantic relationship with her co-worker Tae Joo. He is the youngest son of the family that owns the company. The youngest daughter is Mi Hye. She used to be a promising novelist, but she is not any more. She helps her mother at the restaurant.
- Native Title: 세상에서 제일 착한 내 딸
- Also Known As: Sesangeseo Jeilchakhan Naeddal , My Daughter Who is the Prettiest in the World , My Daughter is the Kindest , My Daughter is the Prettiest in the World , My Prettiest Daughter In The World , 세상에서 제일 예쁜 내 딸
- Screenwriters: Jo Jung Seon
- Genres: Friendship, Business, Romance, Life, Family, Melodrama