Jin Sang-Pil (Jung Jae-Young) is elected as a member of the national assembly. Prior to becoming a national assembly member, he worked as a welder in a shipyard. He is simple, brave and righteous, but his work as a national assembly member is poor. With the help of his aid Choi In-Gyeong (Song Yoon-A), Jin Sang-Pil is able to become a honorable national assembly member.