Wrote in 1891, it's a moral fable.

The story his well know

A young beautyfull man, Dorian Gray, has a portrait of himself painted by a famous artist, Basill Hallward. He preserves his superb beauty and yothful aspect intact for years and years, wherease the traces of his vicious and immoral life, gradually appear on his portrait. In a fit of disgust with himself, Dorian stabes the portait. These returnes to its original splendour, while Dorian himself is found lying dead on the floor, a dagger in his heart, and his face was full of livids.

The disgusting marks of his degradation are apparent on his dead face and body.