Secret Door

A re-imagining of the legendary tale of the troubled father-son relationship between King Yeongjo and his only son Prince Sado. While his father insists on a strong and centralized government, Crown Prince Sado promotes social justice and equality throughout the kingdom. Throughout eight fateful years, the strain on their relationship — both familial and political — eventually evolves into a total breakdown, ending with one of the most tragic stories in Joseon history.

Cast

Lee Je-hoon

Kim You-jung

Yoon So-hee

Han Suk-kyu

Park Eun-bin

Kim Min-jong

Lee Won-jong

Kwon Hae-hyo