Ancient Korea, 17th century. While the paranoid King Lee Jo of Joseon, vassal of the Qing dynasty, feels surrounded by conspirators and rebels, a dark evil emerges from the bowels of a merchant ship and the exiled Prince Lee Cheung returns to the royal court, ignoring that he will have to lead the few capable of defeating the ambitious humans and the bloody monsters who threaten to destroy the kingdom.

The human is the lonely existence. It has nothing to do with an age. There is the other reason. Live, therefore. It is that it became an elderly because it was faithful to the given role and it got old one.

Ji-woo, an outcast at a prestigious private school, meets Hak-sung, the school janitor who is actually a mathematical genius who defected from North Korea.

Every episode has one dialogue with two characters in one place. The six dialogues are for beginners who should still learn from the realities of how we rule out people around us not only reasonably but smoothly.

Blind acupuncturist Kyeong-su is able to see like a normal person at night. One evening, Kyeong-su witnesses the death of the crown prince. King Injo is driven into madness while Kyeong-su attempts to reveal the truth behind the prince's death.

A story that takes place when an investigative reporting team, which was believed to have disappeared during the Japanese colonial era, faces the existence of absolute evil.