The Last Divide.

Colby Conrad stars in this day-after-tomorrow, world-gone-to-hell thriller about a drifter seeking revenge on Ryan (Holly Stevens), a gang leader he believes has killed his younger sister Chloe (Phoebe Rex). After learning that Chloe is still alive, he enlists a stranger named Kelsey (Tia Andriani) to help him find Chloe before it's too late.