An overprotective mother tries to stop her son's budding relationship with a flirtatious young divorcée.

John Clark is a man with a wonderful job, a charming wife and a loving family, who nevertheless feels that something is missing as he makes his way every day through the city. Each evening on his commute home, John sees a beautiful woman, staring with a lost expression through the window of a dance studio. Haunted by her gaze, John impulsively jumps off the train one night, and signs up for dance lessons, hoping to meet her. At first, it seems like a mistake. His teacher turns out to be not Paulina, but the older Miss Mitzi, and John proves just as clumsy as his equally clueless classmates on the dance-floor. Even worse, when he does meet Paulina, she icily tells John she hopes he has come to the studio to seriously study dance and not to look for a date. But, as his lessons continue, John falls in love with dancing. Keeping his new obsession from his family and co-workers, John feverishly trains for Chicago's biggest dance competition...