Ava's father has always dreamed of owning his own amusement park. The local townspeople are thrilled when he reopens Ursula's Funland, until creepy things start happening. Are the ghosts of those who died in a long-ago accident haunting the park? Determined to save the park for her dad, Ava teams up with Oliver--a strange but kind boy who has lived by the park all his life. Together, they try to hunt down whomever--or whatever--is causing all the...