Write a 500-word story about a young medieval knight embarking on a treacherous journey to fulfill their quest to retrieve a holy artifact from a terrifying dragon that resides deep in the heart of a dark forest. Make sure to incorporate descriptive language to paint a vivid picture of the setting and characters, as well as building suspense and tension throughout the story. Additionally, explore the challenges and obstacles the knight must overcome in order to complete their mission and highlight their bravery, honor, and integrity as a knight.
This prompt doesn't seem malicious.