In the throes of a zombie apocalypse, Molly - a troubled woman from Las Vegas with a dark past - finds herself stranded in the desert with a lone ravenous zombie on her tail. As the chase endures, her situation soon becomes a nightmare when she realizes the zombie never needs to stop and rest. Running low on supplies and beat down by the harsh environment, Molly will have to summon the strength she never knew she had to ultimately face both the zombie and the demons that have chased her all her life.