Ha Na and Doo Na were twin sisters who were very close to each other until Doo Na died a terrible death. One day, the usually bright and energetic Ha Na finds herself changing. She has superhuman strength and can do things that nobody can. Ha Na realizes that Doo Na's spirit has inhabited her body.

Hyeon was killed in the battle field and his corpse was bitten by bats, thus turning him into a vampire. His only salvation was to draw the blood of 9 virgins at full moon. Yeon was framed by her husband Jae Seong's mistress and was being accused of having an affair. While looking for his prey, Hyeon came across Yeon and saved her from being killed by her in-laws. The two fell in love which was destined to end in tragedy right from the start.

Behind the doors of Namwon Hospital lies a chilling secret, one that the hospital’s inhabitants have kept buried for the last 10 years, and all centered around one coma patient, Lee So-hee. With the hospital’s reputation steadily declining over the years, it is forced to shut down. Though as the hospital closes its doors, another opens, and secrets that have long been hidden are coming out with a vengeance.

married Jung In but on their wedding day she was forced to go to Shimyang. After being held captive, she escapes from the enemies and returns to her hometown only to be ignored by her in-laws. Her mother-in-law fabricates a lie saying that Soo Yeon's carrying another man's child in order to throw Soo Yeon out of the house. Soo Yeon returns home only to be poisoned by her illegitimate half-brother and mistress. Soo Yeon and her sister-in-law become vengeful ghosts and seek revenge by seducing men and then killing them. Jung In has become a royal inspector who is assigned to find out the cause of the men's mysterious deaths. However, on the mountain ridge where all these deaths occurred, he sees the ghost of Soo Yeon...

This is a story involving vampires. It goes back to 350 years + when Baek Jung Won Lee Seo Jin saved the vampire I-wha Son Tae Young from being burned at the stake in his village. He fell off the cliff while they escaped and IW had to give him her blood in order to save him from dying and thus BJW was transformed into an vampire also.In the modern day Seoul, they opened a bar. One day BJW received a letter from his former love who was dying and entrusted him to look after her daughter Jang Ji Yun Park Han Byul. BJW fell in love with this woman some 20 yrs ago but broke up without telling her the truth about himself. After her mother's funeral, JJY found a picture that her mother treasured a lot with someone looking like BJW in it and she set out to look for him. When she finally found him, she thought he was the son of her mother's long lost lover as BJW's appearance didn't change as a vampire. They start to fall in love and I-wha Son Tae Young has difficulty dealing with that. At the same time a serial killer who sucks blood from the victims is on the loose....

Shi Yeon is a Nine-Tailed Fox living undercover in the human world. By day, Shi Yeon is an employee at a natural history museum. By night, she's a top-ranking woman warrior in the Nine-Tailed Fox clan, charged with preserving the delicate balance between man and fox. But her world is sent spinning when an atrocious serial murder - where the victims have had their internal organs gouged out - is uncovered. Detective Min Woo believes the murders may relate to the organ trafficking trade, and goes undercover in a seedy organ smuggling ring. But Min Woo's cover is blown, and it's only through the intervention Nine-Tailed Fox warrior Mu Young and Shi Yeon that he's able to survive! But he's seen their true identities as Nine-Tailed Foxes…can he be allowed to live?