Cat is inexplicably drawn to a beautiful mansion where she is seduced into the heady world of modern witchcraft. Opening herself to magic, her mind reveals the impossible. Cat becomes plagued by the paranormal happenings of the house and the desperate whispers of a long-dead girl. Cat discovers a witch's wartime journal which pulls her mind to the summer of 1940, where she witnesses events that lead to a secret occultist ritual. Can Cat piece together the clues before the sun rises at the Mabon feast? Can she prevent a repeat of the disastrous ritual which was so scandalous, that it remained a state secret for over eighty years? What terrible price must be paid to stop it from happening again on a devastating scale?