When a deadly pandemic almost wiped out the world, witches got the blame and became the prey of witch hunters like Mackie and his dog Dex. Mackie believed in the cause, until the day he crossed paths with Miranda, a witch who showed him that the truth behind the plague was far more horrifying than he could have ever imagined. Now, Miranda, Mackie and Dex are living as outlaws, on the run from corrupt authorities with a mission to end the plague once and for all.