Kim

JTBC's new weekend drama "Good Boy" is a comedy action youth search drama that tells the story of medal winners who are recruited to become police officers who take off their medals and hang their police documents against a world without conscience and injustice.

11-year-old brother Canyi (Yu Chenghao) unexpectedly like an adult, meticulous care of his sister Xiaoyi (Jin Xiangqi). Brother and sister have always believed that as long as they obey, one day, the mother who ran away from home will come back to them. Xiao Yi's birthday is coming, in order to satisfy her wish.

When Kim (played by Lee Young-ae) was 20 years old, she made headlines for being imprisoned on charges of "child abduction", and people were astonished by her beauty and youth. During her 13 years in prison, she, with her angelic appearance, was the absolute model in prison. Jinzi did her best to help everyone around her, so she was a fellow inmate