S1, E2: When Aunt Lucinda goes missing, Helen leads the search, leaving Mallory in charge of her brothers at Spiderwick. Jared is obsessed with finding the magical creature he saw in the attic, enlisting everyone’s help to set a trap! Simon finds a friend in Dr. Brauer’s daughter, Calliope. Jared shows Simon their great-grandfather’s field guide on magical creatures, but all the pages are missing.