Father, Unrivaled summary: Ga-Jang No, a man of strength, dedication, and humility, holds martial arts in high regard. Following the loss of his beloved wife, this mercenary seeks a low-stress occupation that allows him to fulfill his role as a caring father to his three young children. He's content to even take on security duty and repel untrained adversaries so long as he can return home without harm. However, when a disturbing group begins kidnapping youngsters, Ga-Jang must rise to the occasion and uncover his hidden warrior prowess.