Innocence's journey

Frances is a young lady of the 21st centuries and she travels through space and time thanks to a device that was given to her years ago. As she is transported to Weathertop on a very bad day, she meets four hobbits, a Ranger, and five creature that didn't have a bath for too long. That's a tenth walker story, hope you don't get bored about it ! Based on both movie and book.