Oscar Wilde was an Irish writer known for his wit and flamboyant style. He wrote plays, poems, and one novel - The Picture of Dorian Gray. In the novel, a young man named Dorian Gray wishes to remain youthful while his portrait ages instead. Under the influence of Lord Henry, Dorian pursues pleasure and indulgence. As Dorian sins, his portrait reflects his corruption while he remains beautiful. The novel explores themes of aestheticism, morality, and the conflict between pleasure and virtue in Victorian society.