A patrol officer gets into an accident and his soul gets separated from his body. Desperate to solve the case and return to his beloved girlfriend, but is at his wits’ end as a wandering spirit. Unexpectedly he discovers someone who can see him.

Han Soo-Ho and Han Kang-Ho were born as identical twins, but they live totally different lives. Han Soo-Ho works as a judge and he is guided by principles. Han Kang-Ho's extensive criminal record contains 5 different arrests. One day, Han Soo-Ho suddenly disappears. Han Kang-Ho secretly takes his brother's place as a judge. Han Kang-Ho, who was once considered trash, becomes "Dear Judge" and highly respected.

A police detective from 1986 travels in time to the present to save his daughter.

The story of Joseon's tyrant king Yeonsan who exploits the populace for his own carnal pleasures, his seemingly loyal retainer who controls him and all court dealings, and a woman who seeks vengeance.