Set in Paris, France in 1880. A young middle-class woman dreams of a lifestyle far beyond her reach. One day, her husband comes home with tickets to attend a very affluent party, and she is excited to attend, but upset that she will look dowdy
Her husband gives her 400 francs to pay for a nice dress. Her friend lets her borrow an expensive looking necklace. She has ton of fun at the party.
The party is over and Madame Loisel takes a cab home. After the cab leaves she realizes can't find the necklace her friend gave her and believes she dropped it in the cab.
Her husband helps her look everywhere and call the location of the party to see if she left it there but there was no luck so they went to a jewelry shop to see if they could purchase a new one but it was 40,000 francs
They purchase the necklace and give it back Madame Loisel's friend. She doesn't even check the box to see its condition. The Loisel's were in debt for 10 years.
10 years later Madame Loisel runs into her friend that let her borrow her necklace for the party and tells her what really happened now that they're no longer in debt. Her friends laughs and says the necklace only cost 500 francs.