Kim Jieun runs a blog for cold cases. She spends all of her free time documenting them and trying to solve what authorities could not. When she hears about a home that has been abandoned since an unsolved murder twenty years ago, she investigates the supposed "haunted house", but what she uncovers is much more than ghost stories.

  A dark dragon rises, as sudden and unexpected as their disappearance was a hundred years ago. Once the powerful beings were numerous and widely worshipped. Some brought boons, while others sought war. This one has brought destruction, and there didn’t seem to be any good ones coming back to stop it. When the dragon engulfs a small mountain village in flames, Daeun flees to the safety of an old ice temple. What she finds is the opposite. There, she is pulled into the myster