Eleanor and Oliver go on a camping adventure in the Hocking Hills expecting some fun with friends, learning more about nature and history. However, they did not expect to stumble upon a centuries old mystery that only they can solve. Camping is not all s'mores, hikes, and animal encounters, but where the secrets they uncover rival any campfire ghost story. They must work together with their friends to figure out how to preserve the Hocking Hills for the future.