In 16th Century England, Pathologist Tennebris and his son Lux - mourn the passing of Agatha, the revered matriarch of their family stronghold. Amidst their solemn preparations to inter the deceased, simmering paternal animosity within the crypt awakens an ancient spirit, Belial. This malevolent force breathes life back into Agatha's corpse, opening the gates of hell for a nightmarish family reunion steeped in bloodshed and ruin.