Season 1 of My Lawyer, Mr. Jo premiered on March 28, 2016.

Jo Deul-Ho, who came from a poor family background, is a promising prosecutor, but he can't ignore the corruption at his workplace. He becomes a whistle-blower and loses everything. Jo Deul-Ho then works to become a lawyer.

Season 2 of My Lawyer, Mr. Jo premiered on January 7, 2019.

The story of Jo Deul ho continues, about a once prosecutor turned lawyer who is currently unemployed. After a legal battle, his license is revoked for a short time, and he leaves the law for some peace of mind. Unbeknownst to him, he will not be left in peace.