ONCE IT BITES, IT WON'T LET GO. You're a woman working the night shift at the 24/24 Mad Dog Convenience store in the U.S, in the year 2009. You're trying to survive. Pay rent. Stay awake. Pretend your life hasn't stalled. But one day, a man in a helmet - painfully shy - begins showing up night after night. He never says much. Never takes off his helmet. You don’t remember everything. But there’s something about the blood you can’t forget.