The family of Ddolboki, who started foster care by chance and is now in their 15th year, welcomes a new baby, Bbangsil. She is really cute and lovable, but she is no ordinary girl. Growing faster than her peers, she crawls as soon as she rolls over, walks as soon as she crawls, runs as soon as she walks, and causes accidents wherever she goes! Will the family of Ddolboki be able to raise Bbangsil healthily and happily and say goodbye well? The story of the daily life, parenting, adoption, and foster care of the family of Ddolboki and Bbangsil. (Source: Naver, translated)