What’smore,hisattitudetowardsIsabellaisnotonlyverycruelbutalsoveryimperious.Edgarishisenemy,too.Oncehedeclareshewill“crushhisribsinlikearotten-hazel-nut”.[21]BecauseofhishatredforEdgar,hetakesadvantageofEdgar’ssister,Isabella.WhenhefindsIsabellahasfalleninlovewithhim,heencourageshertorunoffwithhimeventhoughhedoesnotloveheratall.HedoessoonlyfortheLintonpropertyandtherevengeonEdgar.Butafterhermarriagetohim,shereceivesnoloveorpityfromhim,butindifferenceanddistain.ThedesperatelyunhappyIsabellasendsalettertoNellysaying“IsMr.Heathcliffaman?Ifso,ishemad?Andifnot,isheadevil?”[22]EmilyBrontëusesIsabella’slettertoletusknowaboutthestateofaffairsatWutheringHeightsandaboutHeathcliff’sabusivetreatmentofIsabella.Whenshedefendsherbrother,Heathcliffretortsthatshelookslikeaslut.Hehintsthatsheislosinghermindandsayshewillnotletheroutsidethehouseforfearshewoulddisgracehim.Hehasbecomemoreandmoreimperioustoher.“You’renotfittobeyourownguardian,Isabella,now;andI,beingyourlegalprotector,mustretainyouinmycustody,however,distastefultheobligationmaybe.Goupstairs,IhavesomethingtosaytoEllenDeaninprivate.That’snottheway:upstairs,Itellyou!Why,thisistheroadupstairs,child!”[23]Herevealshowhehashumiliatedherandthatsheranoffwithhimevenafterhehangedherlittledog.HedeclaresIsabellawillneverleavehim,evenifheweretosetherfree.IsabelladeniesthisandsaysHeathcliffwouldneverallowhertoleave.Heronlywishistoseehimdie.Heathcliffsayssheisravingandpushesheroutoftheroom.AfterCatherine’sdeath,inHeathcliff’spresence,IsabellaremindedHindleythatHeathcliffwasresponsibleforalltheirmiseries,andthatbutforhim,Catherinewouldstillbealive.AsshespokeslightlyofCatherine,Heathcliffthrewadinnerknifeather,whichleavesawoundunderherear.Shewouldnolongertakehimasahumanbeing.Heathcliffsucceedsinthemajorpartofhisplanforvengeance:heisinpossessionoftheHeightsandHareton,formerlybelongingtohisenemy,Hindley.Onceagainplayingontheweaknessofhisenemy,HeathcliffappealstothepityandsensitivityhesensesinCathy,Catherine’sdaughter,andwringsherheartaboutLinton’sdeterioratingcondition.Hestoopstoanythingtogetwhathewants.MakinguseofCathy’sloyaltytoherweaklingcousinLinton,Heathcliff’sson,hebaitsthetrapforhermarryingtohissonsoastomasterthepropertyofThrushcrossGrange.Heathcliffisarealmonster.Hedisownshissonandtortureshimindefianceofhispoorhealth.TohaveCathymarriedtoLintonasquicklyaspossible,healwaysfindallsortsofexcusestoleavethehouseleavingtheyoungcouplestayalonesoastocreatemoretimetolivetogether.Eventually,CathygetsdoubtedaboutthemeetingswhileLintoninsistsnottellingherthereason.WhenCathydecidestoleave,Lintonstopsherandbegshertosavehim.“Butleaveme,andIshallbekilled.”[24]Hehintsshecandothisbyconsentingtosomething,what,hewillnotreveal.Hedaresnotbecausehedreadshisfather.ThevillainyofHeathcliff,culminatingintheillegalactofkidnappingCathyandNelly,wouldbesheermelodrama,ifitwerenotforthegeniusofEmilyBrontëincreatingwhollyconsistentcharacters.WebelieveHeathcliffwouldactinthismanner.Hehasreachedapointofcrisis.EvenwhenEdgarisdying,HeathcliffrefusestoletCathygobackhometoseehimforthelasttime.Togethisproperty,hebribesthelawyerandsucceedsputtingthepropertyintohisownpicket.