Season 1 of 이판사판 premiered on November 22, 2017.

The story of an unprecedented court time bomb...the elder brother of the stubborn “hot-blooded judge,” Lee Jung-joo (Park Eun-bin), who did not know how to adapt after he was accused of rape and murder. In order to clear her brother’s innocence, Jung-joo fought hard confronting power groups, and the dangerous struggles climaxed one after another. During the process, the elite judge Sa Ui-hyun (Yeon Woo-jin) gets involved because of Jung-joo. The two become colleagues and competitors. This drama depicts the world of lawyers, prosecutors and judges, as well as their real side.