Never lose sight of survival. Second trailer for the post-apocalyptic sci-fi thriller, arriving on Netflix on December 21. When a mysterious force decimates the world’s population, only one thing is certain: if you see it, you take your life. Facing the unknown, Malorie finds love, hope and a new beginning only for it to unravel. Now she must flee with her two children down a treacherous river to the one place left that may offer sanctuary. But to survive, they’ll have to undertake the perilous two-day journey blindfolded. BIRD BOX premieres on Netflix on December 21.