"Wolves never die." A werewolf named Golden Star transfers to an ordinary middle school while hiding her true identity. And her lover, Seo Dan-oh, falls in love with Golden Star. One day, they get caught up in a murder case and find themselves in mortal danger. To protect Dan-oh, Golden Star reveals her identity and transforms into a wolf, but soon lures the murderer away and disappears forever. Dan-oh becomes a police officer to find the missing Golden Star. However, "You don't still think we're dating, do you?" Five years later, the Golden Star she meets has become a different person. Amidst a series of murders, the existence of vampires and werewolves is revealed. Golden Star's true feelings come to light. Can Dan-oh overcome the threats of the vampires and reclaim Golden Star?