Life changed for Alejandro Reis - Alex - in just a few brief moments when he discovers that he is not an American citizen. His parents brought him across the Mexican border when he was just months old. Flora Hendricks, on the other hand is born in Missouri. She decides to run away from home. Alex finds himself deported to Mexico On a seeming parallel track, Flora is arrested for shoplifting. And put in the same deportation bus with Alex. Once on Mexican soil Alex and Flora find out quickly that they are way out of their depth. They learn quickly that Tijuana and most of the other border towns are ultra violent places that are overrun by dangerous, warring criminal factions.

The paths of several eccentric and troubled strangers cross one night.

It's the end of yet another night at Hastings Supermarket, an idyllic family grocery store in Buck Lake, Arizona. But the normal monotony of rounding up shopping carts and settling out the cash drawers is broken at 11:07pm, just before closing when a group of masked and armed-to-the-teeth militants invades the store, immediately killing several of the employees and shoppers and holding the rest hostage. Though the hostage-takers at first appear to be robbers or terrorists, they reveal themselves to be a cadre of rogue scientists that has discovered and tracked an alien infestation to THIS STORE on THIS NIGHT, and they are determined to find out which of the survivors are extraterrestrials and end the invasion at any cost.