The Chaperone takes place amid the backdrop of the tumultuous times of the early 1920’s. The life of a Kansas woman (Elizabeth McGovern, Downton Abbey) is forever changed when she chaperones a beautiful and talented 15-year-old dancer named Louise Brooks to New York for the summer. One of them is eager to fulfil her destiny of dance and movie stardom; the other hopes to unearth the mysteries of her past.