Ju Kyung Gets Arrested - S1.E14

After Chairman Jang learns Ju Kyung was arrested by the police unfairly at the hands of Gi Yun, he angrily demands Gi Yun to get her released immediately. Gi Yun can't take his father's words anymore, and he decides to get rid of him by secretly giving him an overdose of his medicine. As Chairman Jang suffers in pain, Ju Kyung walks into his room.