"New York City, 1956: Nineteen-year-old Marion Brooks knows she should be happy. Her college sweetheart is about to propose and sweep her off to the life everyone has always expected they'd have together: a quiet house in the suburbs, Marion staying home to raise their future children. But instead, Marion finds herself feeling trapped. So when she comes across an opportunity to audition for the famous Radio City Rockettes-the glamorous precision-dancing...