Twists & turns abound in the final installment of the Spiderwick Chronicles. Bruised & battered Jared Simon & Mallory return home to find their house completely ransacked & discover that Mulgarath has made off with their mother & Spiderwicks Guide. Its up to the Grace kids with only the help of Thimbletack Hogsqueal & Byron to defeat the evil Mulgarath & his goblin army. But first they have to rescue Arthur Spiderwick from Lorengorm & the elves!