After Ashley and Kristi find an antique doll buried in old Miss Cooper's garden, they discover that they can enter a ghostly turn-of-the-century world by going through a hole in the hedge.
When a stranger comes to town and threatens to turn the old Parnell mansion into an amusement park, three spunky youngsters join forces with a trio of ghosts to outwit the plan.
The ghosts of Sleepy Hollow Elementary, bored with living in the basement, decide to cause some trouble in the school, but agree to go back where they belong only if Jeff, Cassidy, and Nina beat them in a game of basketball.
Nina, a student at Sleepy Hollow Elementary, must figure out what is going on when it appears that someone or something is trying to sabotage her birthday party.
After moving to the town of Dark Falls and finding their new--old--house very creepy, Amanda and Josh's parents encourage them to make new friends, which proves to be a hauntingly dangerous mistake.