When Marta (Ariadna Welter) sojourned to her small town in the Sierra Negra to be at the side of her sick aunt, she arrived to find she was too late... and her other aunt (Carmen Montejo) strangely unshaken. As it happens, her tia's under the sway of the bloodsucking Senor Duval (Germán Robles)... who's now wants to add Marta to his collection of undead brides. Chilling effort that launched Mexico's horror cycle of the era also stars Abel Salazar, Mercedes Soler, Alicia Montoya. 95 min. Standard; Soundtracks: Spanish, English; Subtitles: English; featurettes; image gallery; theatrical trailer. In Spanish with English subtitles.