Despite his best efforts to have a normal school day, Max's plans are thwarted when his chaotic demon kitten, Snarfluff, stows away in his backpack. Recess quickly becomes a disaster when Snarfluff’s antics lead to an exploding soccer ball and the birth of three mischievous gremlins. As the tiny monsters create havoc on the playground, Max must find a way to stop them and save his reputation.