For lovely Magnolia Hawks (Grayson), the Cotton Blossom Riverboat is home - until dashing gambler Gaylord Ravenal (Keel) steals her heart away. In fairytale fashion, they leave for a whirlwind honeymoon and a whirlwind lifestyle. Until, many years later, the couple again discovers the simple pleasures of love and happiness aboard the Cotton Blossom.