Andy & Anna
are bored and decide to go for a drive in the country. On the way
they meet another couple who claim to know them from many years
before. They agree to visit their country house and end up staying
A simple game with
a Ouija board goes badly wrong and the evening begins to turn into
a nightmare. Things get worse when Anna is attacked by a mysterious
stranger. When Andy goes to investigate he finds that they have
strayed into the clutches of a dangerous pair of psychopaths who
are planning for them a fate worse than death.
In the 1970's Spain,
certain films were released with an "S" classification
- S for Sex. These were films with an unusually high number of scenes
of sex and sadism. Satan's Blood was one of the first - and still
the most notorious.