Hedonist Frank Cotton finds a mysterious puzzle box that summons the Cenobites, who open the doors to a dominion where pain and pleasure are indivisible.
Edinburgh, 1831. Among those who undertake the illegal trade of grave robbery is Gray, ostensibly a cab driver. Formerly a medical student convicted of grave robbery, Gray holds a grudge against Dr. MacFarlane who had escaped detection and punishment.
Four friends decide to explore an abandoned mental hospital one night, but things take a dark turn. Will they be able to trust each other, or even themselves?
When Devan’s ex-girlfriend, Skye, knocks on his door with unmerited forgiveness and sexual desire, his naive lust leaves him too late to discover the monster which lies beneath her skin.