Mark S. Waters's adaptation of the popular fantasy novels The Spiderwick Chronicles tells the tale of the Graces, a family who must adapt to their new strange surroundings. As the story begins, twin brothers Jared and Simon, along with their sister Mallory and their mother, move away from the big city to a mansion owned by their uncle. When a series of strange happenings suggest that Jared may be causing a number of disturbances, the siblings band together to figure out what is going on. Soon they discover the magical history of the property. - Perry Seibert, All Movie Guide.