When a massive fire kills their parents, three children are delivered to the custody of cousin and stage actor Count Olaf, who is secretly plotting to steal their parents' vast fortune.
In a countryside town bordering on a magical land, a young man makes a promise to his beloved that he'll retrieve a fallen star by venturing into the magical realm.
Upon moving into the run-down Spiderwick Estate with their mother, twin brothers Jared and Simon Grace, along with their sister Mallory, find themselves pulled into an alternate world full of faeries and other creatures.
Having made a deal with the Devil himself for immortality many millennia ago, the now decrepit mystic Doctor Parnassus fights for the freedom of his only daughter's soul.