Stuck in 1769 in Bloomington, MN

Maria Kennedy is your average 14 year old. She loves to play tennis and dreams of playing in the Olympics. These dreams are interrupted when she is whisked back in time to the year 1769. Here, she meets Juliet Hunt and her family. There isn't much time before a plot against the Hunts is revealed. Can Maria help save the Hunt family and get back to her own time?