Young Daniel Cates invents a machine he calls the VisiCron which can pull a historical figure from the past to the present for 36 hours. He and his friend, Dee Sampson, often use the device to bring people forward who can help them with their problems, as well as learning about history.
Sophia, a single girl in the city with a demanding boss, and a single mother of two in the Midwest, decided to switch places for Christmas in an effort to get away from their problems for a little while.