When a huge fireball hurtles towards the Earth the authorities have only hours to react before temperatures soar beyond human tolerance.

After getting fired from his teaching job and dumped by his girlfriend, Jack, a painter, embarks on a soul searching road trip with his dog, Scout. However, bad weather and bumps in the road quickly cause more problems than he can handle. An impulsive decision to take from a bag full of unknown pills leads him on a drug-fueled journey with no destination in sight, and he soon finds himself making both friends and foes along the way.