In Haiti, a wealthy landowner convinces a sorcerer to lure the American woman he has fallen for away from her fiance, only to have the madman decide to keep the woman for himself, as a zombie.
Duncan MacDonald, a 19th-century Royal Canadian Mountie, has to escort a group of Cree Indians back to their above-the-border reservation. His guide in this endeavor is the not-too-trustworthy half-breed Natayo.
After her brother's death, Roma Courtney becomes the heiress to his fortune. When a fake psychic claims to have a message from Roma's dead brother, he coaxes her into participating in a séance. While her fiancé first believes the séance is nothing more than a scam, he eventually realizes that the vengeful spirit of an executed murderer has possessed Roma's body.
