EightyearsafterMikeSchmidtventuredouttostopchildserialkiller,WilliamAfton,hispresencehasfallensilent,andnoonecanfindhim.Sincethen,Afton'slegacycontinuestosparkterror.NightguardnewcomersDwightandJessicafallintoapitholewhentheydecidetotakemattersintotheirownhandsandit'suptothemtobringanendtotheAftonregime