In this uproarious family adventure, a mischievous hedgehog and a chubby pigeon travel to the big city, where they must calm the nervous humans by being their cute, cuddly selves.

When Mother Malkin, the queen of evil witches, escapes the pit she was imprisoned in by professional monster hunter Spook decades ago and kills his apprentice, he recruits young Tom, the seventh son of the seventh son, to help him.