Discovery by Flo Ziegfeld changes a girl's life but not necessarily for the better, as three beautiful women find out when they join the spectacle on Broadway: Susan, the singer who must leave behind her ageing vaudevillian father; vulnerable Sheila, the working girl pursued both by a millionaire and by her loyal boyfriend from Flatbush; and the mysterious European beauty Sandra, whose concert violinist husband cannot endure the thought of their escaping from poverty by promenading her glamor in skimpy costumes.