AllMovie

When high school grad Joan receives a pet monkey from her dad she has no idea that when the sun goes down, her fuzzy friend turns into a giant, man-eating, flying monster. It's a good thing that her pet likes her, but soon he's eating her frenemies and local farmers alike. When the gun-happy locals shoot the beast, it multiplies and soon the skies are full of flying, fanged primates thirsty for blood. Joan and her best friend, must stop the demons before it's too late. Get ready for some bloody, high-flying monkey business!