A series of murders alarm the police authorities, as strange symbolisms are traced to every crime scene. The eccentric professor of criminology Dimitris Lainis is asked to shed some light on the mystery.

Mourning the loss of her mother, nine-year-old Cassie Aisling daydreams of the magical, mythical world her mother left unfinished. Then, one day, a troll appears. Then another. And another. Before they know it, the Aislings find themselves in the vortex between worlds and transported to a ship called the Unicorn. Here, the Aislings discover that they’ve been chosen to find the magical dragon.

Many years ago, a young married couple moved to an old house. The house is filled with items and statues used to worship the snake clan especially snake queen Gorgon. The wife was so disgusted that she destroyed them all. This enraged the ancient spirits and they placed a curse on her. At that time, she was pregnant with her twin daughters. So the curse was transferred to one of them, leading her to be the next Gorgon's descendant.