While Gorge and Randy are playing outside on a cold December evening, Randy finds a cat. Randy and Gorge are waiting for their parents to come home for approval on the cat.
Teenaged Jake's night-time search in the park for six-year-old Charlie takes a deadly turn when he realizes that a powerful Serbian mountain cat has claimed the territory as its own. Jake has to find Charlie and escape from the park before the lethal predator tracks them down.