This story contains major spoilers for “Leave the World Behind,” now streaming on Netflix.

 “There was one ending that was really inevitable,”

says Rumaan Alam, whose novel “Leave the World Behind

 was the source material for Netflix’s latest apocalyptic thriller

“The key thing to look at … is that the book ends with a question mark.”

Sam Esmail’s sci-fi feature adaptation makes a few diversions from the book,

particularly in regards to the ending.

But according to Alam, who also serves as an executive producer on the film,

These changes were, “emotionally faithful to the book.”

The film ends with rose finding the neighbor’s bunker &

More importantly, a DVD containing the final season of “FRIENDS.”

The song. “I’ll be There For You,” plays over the film’s end credits.