Kim Shin (Gong Yoo) a decorated military general from the Goryeo Dynasty is framed as a traitor and killed by his master, the young King.
Years after his death, he is cursed by the almighty to stay immortal forever and endure the pain of seeing his loved ones die as a punishment to the beastly kills he committed in the wars to protect his country.
He becomes an immortal goblin, helping people with his powers and being a kind man in spite of his grieving past.
The only way to put an end to his immortality is the Goblin's bride, whose aid in pulling out the sword will culminate his painful immortality.
Supernatural rom-com "Guardian" has become the first soap on a cable channel to draw viewer ratings of over 20 percent.
The series achieved the milestone with its final episode on tvN on Saturday, which kept an unprecedented 20.5 percent of viewers glued to their screens. The show has also been sold to Europe and the U.S. on top of the established markets of Indonesia, Japan, Malaysia, Singapore and Taiwan.
Only China, where there are millions of fans of Korean soaps, seems to have slammed on the brakes as it sulks over the planned stationing of a U.S. Terminal High-Altitude Area Defense battery here.
It became popular across all generations and spawned its own fashion crazes just like the big network soaps