This drama portrays the life of the 19th king of Goguryeo, Hwanwoong, who was sent from the heavens to make the world a better place. He falls in love with Saeoh and gives her the joojak necklace; however, Kajin becomes jealous since Saeoh has given birth to Hwanwoong's son. She takes the baby and throws him off a cliff. Saeoh, thinking that her son had died, is overcome with grief and turns into the black joojak to destroy the world. Hwanwoong is the only one who could stop her. Afterwards, Hwanwoong returns to the Heavens and prophecizes that 2000 years later, the true Joo Shin king will come to Earth. With the help of the four gods, he will rebuild Joo Shin.

A young man believes that his country's leaders are actually toxic reptilian aliens sent down to launch a takeover of his beloved Earth. So he decides to abduct them and force the truth out on camera in his basement that doubles as a film studio and torture chamber.

After his parents are murdered, Bin is taken into the care of relatives. He begins to act strangely, the new occupants of his house experience horrific nightmares, and a mystery unfolds as a terrible secret is revealed.