A cartoonist and family man, Tim Avery lives a peaceful existence with his wife, Tonya, as well as their infant son and dog. When the curious canine finds a mask with mystical properties, both dog and baby create chaos with its powers. While Tim and Tonya try to contain the damage, the sly god of mischief Loki comes looking for the artifact, resulting in more mishaps that ultimately incur the wrath of the his father, Odin and also his brother, Thor.
