▁Alfred o ▁Con de , ▁according ▁to ▁the ▁end ▁cred its ▁the ▁film ▁is ▁based ▁on ▁a ▁true ▁story , ▁that ▁of ▁Manuel ▁Blan co ▁Rom as anta , ▁Spain ’ s ▁first ▁documented ▁serial ▁k iller . ▁Con de ▁is ▁a ▁desc endant ▁of ▁one ▁of ▁the ▁do ctors ▁involved ▁the ▁original ▁W ere w olf ▁of ▁All ar iz ▁court ▁case ▁that ▁took ▁place ▁in ▁ 1 8 5 3 / 5 4 ▁in ▁Gal icia , ▁Spain . ▁He ▁went ▁on ▁to ▁write ▁a ▁fict ional ▁novel , ▁The ▁Un certain ▁Mem oir s ▁of ▁a ▁Gal ician ▁Wolf man : ▁Rom as anta . ▁The ▁same ▁case ▁previously ▁provided ▁the ▁basis ▁for ▁the ▁ 1 9 6 8 ▁Spanish ▁film ▁El ▁bos que ▁del ▁lo bo ▁(" The ▁Wolf ' s ▁Forest "). ▁ ▁Syn opsis ▁The ▁story ▁takes ▁place ▁in ▁ 1 8 5 1 ▁in ▁a ▁small ▁Spanish ▁village ▁apparently ▁pl ag ued ▁by ▁what ▁we ▁would ▁now ▁call ▁a ▁serial ▁k iller , ▁as ▁corps es ▁are ▁discovered ▁bearing ▁both ▁sav age ▁m util ation ▁and ▁precise ▁surg ical ▁in cis ions . ▁Cl ues ▁point ▁toward ▁Manuel ▁Rom as anta ▁( Jul ian ▁S ands ), ▁who ▁conf esses ▁to ▁the ▁cr imes , ▁but ▁claims ▁that ▁he ▁is ▁a ▁victim ▁of ▁ly can th ropy . ▁A ▁scient ist , ▁Professor ▁Phili ps ▁( David ▁G ant ), ▁arg ues ▁that ▁Rom as anta ▁suff ers ▁not ▁from ▁a ▁super natural ▁cur se ▁but