This is a clever dark comedy and heartfelt road trip buddy film wrapped in an apocalyptic disaster story, with two badass girls. Harriet, a perpetually optimistic comic-book artist, dreams of escaping her past in Los Angeles and hits the road for a new life in Austin, Texas. She drags Reba, her seemingly devil-may-care BFF, along for the ride. In the hush period following mysterious nuclear explosions, the girls are forced to ask: When faced with the end of the world – what is most important to you?