In the new SBS Monday/Tuesday drama "Secret Door" Lee Se Hoon wanted to legalize the publishing of civilian books.

On the new SBS Monday/Tuesday drama "Secret Door" broadcast on September 22nd, Lee Sun (played by Lee Je Hoon) went on undercover duty and started to really find out about the publishing of civilian books. It was the backdrop of the generation that the distribution of books was only conducted by the government. Thus, the citizens during the time were engaged in a secret circulation.

Lee Sun said to the government officials, "The book matter is a definite and he's going to release all the civilian publishing" he announced. At this, the officials said, "You could harm the regulation of the country" and opposed this strongly. At this, Lee Suns aid, "How messed up is the country that the people are saying that they're going to raise a new country with a book."

Meanwhile, SBS Monday/Tuesday drama "Secret Door" is a period drama tha follows the conflict between King Yeongjo (played by Han Suk Kyu) and Crown Prince Sado (played by Lee Je Hoon). Kim Yeong Jo has an authoritarian ruling style whereas Crown Prince Sado insists on equality for all.