Years after surviving horrific abuse in high school, a woman puts an elaborate revenge scheme in motion to make the perpetrators pay for their crimes.

Kim Shin was once an unbeatable general in Goryeo's military who died a tragic death. He now possesses immortality but is tired of living while everyone else around him dies. For 900 years, Shin has searched for his bride, a mortal who can pull out the sword and end his life. One day, he encounters Ji Eun-tak, a positive, upbeat high school student who can see the dead and has gone through tragic events, yet still stays strong. She claims to be the Goblin's bride who can end his immortal life, but what appears to be an easy task, only gets complicated, as the two fall in love.

Captain Yoo Si-jin's proactive nature lands him in a hospital, where he meets Dr. Kang Mo-yeon and falls in love. But problems arise when duty calls.

Korean emperor Lee Gon tries to close the doors to a parallel world which was opened by demons; a detective tries to protect the people and the one she loves.

A wealthy young man and a poor stunt woman fall for each other, but when their souls swap they soon learn how different their two worlds are.