madame loisel and her husband are middle class citizens in 19th century Paris,France.
madame loisel desperately wants to be rich
monsieur loisel got them invitations to a very prestigious party but madame loisel had nothing to wear so she asked him for 400 francs. than she no jewels to wear with her new dress so she borrowed a diamond necklace from a friend.
she looses the diamond necklace after the party so her husband goes out to look for it.
they never find the necklace so they have to buy a new one for 36,000 francs. to do so they have to take loans with some sharks. than they buy the new one and end up in debt for ten years.
after ten years in debt they finally paid it off and she admitted to her friend she lost the necklace.