Tales of faes and fairies have been recounted again and again throughout all of time. Arthur Spiderwick, a recluse who had spent years studying the many fairies he had encountered, finally finishes his field guide detailing all of his knowledge and research. Afraid that the guide would fall into the wrong hands, he hides it away in a secure location and dissappear, leaving his daughter Lucinda behind. Eighty years later, the Spiderwick estate, where Arthur had once lived, is inherited by Helen Grace, a woman recently divorced. After moving into the run-down estate with her three biological children - Jared, Simon, and Mallory, along with her adopted child aine. the family starts experiencing strange accidents and disappearances. The kids discover a hidden world they never knew they lived so close to. However, as they get caught up in the mysteries and dangers of the Fae world, they soon realize the fate of the world rests on their shoulders and a book. Join the family as they navigate the strange and magical world of the fairies, and find the strength and courage to overcome any obstacles in their path.