“GRAVES RAIDED! COFFINS ROBBED! CORPSES CARVED! MIDNIGHT MURDER! BODY BLACKMAIL! STALKING GHOULS! Mad Thrills of Terror And Macabre Mystery... –and don't blame us if you stay awake all night!”

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.