What can you do when the legal system is out of your grasp? Ok Nyeo is a woman who was born in prison. Knowing first-hand what it’s like to live in the shadow of someone who is wrongly accused of a crime, Ok Nyeo grows up determined to do the right thing. She begins to work within the waeji-bu, a private litigation system during the Joseon Dynasty that is precursor to today’s legal system. With the help of Yoon Tae Won, Ok Nyeo helps the common people who are wrongly accused of a crime to clear their name. But will Queen Moon Jung allow Ok Nyeo to usurp her royal power over the people?