"The Picture of Dorian Gray" is a novel by Oscar Wilde that tells the story of a young man named Dorian Gray. After seeing a portrait of himself painted by Basil Hallward, Dorian wishes that he could remain young and beautiful forever while the painting ages instead. This wish comes true, leading Dorian to indulge in a life of hedonism and moral corruption. As Dorian's actions become increasingly immoral, the portrait reflects the consequences of his behavior, growing more grotesque with each sin. The novel explores themes of vanity, the nature of beauty, and the impact of art on life, ultimately leading to Dorian's tragic downfall.