NewlywedElizabeth(AbbeyLee)arriveswithherbrilliantscientisthusbandHenry(CiaránHinds)tohismagnificentestate,wherehewowsherwithlavishdinnersandadazzlingtouroftheproperty.ThehousestaffClaire(CarlaGugino)andOliver(MatthewBeard)treatherdeferentiallybutshecantshakethefeelingsomethingisoff.Henryexplainsthateverythinginhisworldnowbelongstoher,allisforhertoplayin-allexceptforalocked-offroomheforbidsherfromentering.Whenhegoesawayforbusiness,Elizabethdecidestoinvestigate.