Teodoro, a Spanish engineer working as a professor in the United States, returns to Spain to enjoy a sabbatical year.
500 years after they were blinded and executed for committing human sacrifices, a band of Templar knights returns from the grave to terrorize a rural Portuguese village during it's centennial celebration. Being blind, the Templars find their victims through sound, usually the screams of their victims. Taking refuge in a deserted cathedral, a small group of people must find a way to escape from the creatures.
A 19th-century expedition to the Earth's core reveals primordial wonders, prehistoric monsters and a subterranean civilization that may convey the greatest discovery of all.
