Sixmonthsbeforehiswedding,Shawnissuddenlyfilledwithdoubt.Maybeitwasthefamilywedding,maybeitwashisfriends,maybeallittookwasthebeautifulgirlinwhite.Beforeheknowsit,casualglancesturnintosomethingmore.Hisfiancé,Amy,knowsthingsaren'tright,butShawnisn'ttalking,thatis,untilthegirlinwhitehitchesaride.Nowtheglancesandguiltbecomeanargument,endingwiththegirlwalkingdownthedarkroadagain.ThefightcontinuesandwhenAmygetssuspicious,sheforcesShawntoturnthecararoundtofindthegirl,butShawndoesn'tseeheruntilshedartsinfrontofthecar.TheaccidentleavesAmyinacoma,andShawnbruised,withfewanswersandunabletoseparatethegirlinwhitefromfactsandlegend.Whenhereturnstotheballroom,Wilkes,theowner,letsShawninonthedecadesoldsecret:Maryisinadancewiththedevil.Nowsins,sanityandAmy'ssalvationareatstakeasShawnsearchesforawaytobringherback,andMa...