The story takes place in the 1920s and revolves around Millie Dillmount, a young, independent, and thoroughly modern woman who sets out to find true love and financial security in New York City.

The story culminates in a climactic finale where Millie must make a choice between Jimmy and Mr. Willis. In the end, Millie chooses Jimmy, and the two share a romantic duet, solidifying their love and commitment to each other.

Meanwhile, Millie becomes involved with a wealthy suitor, Mr. Willis, who offers to support her financially in exchange for her companionship. As Millie navigates her relationships with Jimmy and Mr. Willis, she must confront her own values and priorities.

Millie meets Jimmy Smith, a charming and handsome young man who becomes her love interest. However, their romance is put to the test when Millie's focus on financial security and independence clashes with Jimmy's more traditional views on love and relationships.