Cheon Ji Hun is a lawyer with unusual flair including stylishly permed hair. His retainer is only 1,000 won (about USD 1) for his services, despite being one of the most successful lawyers around. He argues against the most expensive lawyers representing rich clients intent on flouting the law. Since graduating from the Judicial Research and Training Institute, Baek Ma Ri has been the Prosecutor’s Assistant. Confident and self-assured, she is also a lawyer with her grandfather Baek Hyun Mu's renowned Baek Law Firm. Ma Ri’s life has been going smoothly that is until she meets Ji Hun.