Clearly, we will have to speak about some ending particulars, so here is your second spoiler warning. Do not learn if you have not seen the film but!

Within the e-book, the younger daughter, Wen, is by accident killed throughout a wrestle with a gun leaving simply her grieving two dads to determine if the hostage takers are proper that the world is ending until they make the acutely aware option to kill one or the opposite. Wen would not depend, you see, as a result of it wasn’t a keen sacrifice. They in the end select that no matter life seems like after their expertise on the cabin. Apocalypse or not, they will face it collectively and we by no means know if the world ends or not. 

The paradox is form of the purpose of the e-book, which is usually a battle of wills between the logical victims and the creepy intruders who absolutely consider they’re there for the perfect of mankind, however let’s be trustworthy … they offer off tremendous culty vibes. The film throws out that ambiguity and definitively solutions the query of whether or not or not these intruders are the 4 Horsemen of the Apocalypse by having the protagonists make the sacrifice to appease no matter offended god is forcing this state of affairs and leaving the opposite to lift their daughter within the now-saved world.