Welcome to the world of Jacob Cody, a boy with a HUGE imagination. After moving into his grandpa's house following his passing, Jake discovers a secret treasure map Grandpa left just for him—a guide to an incredible new world of fun and adventure, a place anyone with dreams and imagination can visit. Come along on the lighthearted exploration of this strange and awesome place, filled with new friends and thrills... all in the magical world of Underwhere!