A satirical Korean drama that revolves around the story of the hero, Joe.
After being expelled from judo for protesting against corruption in the sport, Jo Jin-gab begins working in a school as a sports teacher, but his strong adherence to justice puts him in a difficult situation again and loses him his job, so he decides to live as a government employee and take the exam.
Everything is going well until he is appointed as a labor inspector at the Ministry of Employment and Labor where he finds himself slipping back into normalcy when he finds unfair treatment by those in power.