AftertheabductionandassumeddeathofMackenzieAllenPhillip’syoungestdaughter,Missy,Mackreceivesaletterandhasthesuspicionit’sfromGodaskinghimtoreturntoTheShackwhereMissymayhavebeenmurdered.Aftercontemplatingit,heleaveshishometogotoTheShackforthefirsttimesince