"Desiree's Baby" is a short story by Kate Chopin that explores themes of race, identity, and societal norms in the antebellum South. The narrative follows Desiree, a young woman of unknown heritage, who marries Armand Aubigny, a wealthy plantation owner. They have a child together, but when the baby’s skin color suggests mixed ancestry, Armand's attitude changes dramatically. As tensions rise, Desiree is devastated and confronts Armand about their child's lineage. Ultimately, Armand discovers that he himself has African ancestry, leading to tragic consequences. The story highlights the destructive nature of racism and the impact of societal expectations on personal relationships.