Sixteen-year-old Nyssa would be put to death by the medieval authorities if they realised she was a witch and could enter people's dreams.
But she feels compelled to use her unique brand of witchcraft to answer the biggest question of her life: who killed her parents?
Six years after the event she finally seizes her chance to enter the dreams of the man she suspects was responsible.
Suddenly she is on a reckless, relentless journey, both in the real world and the world of the unconscious.
Will Nyssa be the next to die?