The document tells the story of four characters - Sniff, Scurry, Hem, and Haw - who live in a maze and search for cheese. It uses cheese as a metaphor for what people seek in life. One day, the characters discover the cheese has been moved from its usual spot. Sniff and Scurry quickly adapt to the change, while Hem resists. Haw is hesitant at first but eventually learns to anticipate and adapt to change. The story teaches that change is inevitable and it is best to notice small changes, adapt quickly, and continue moving forward to find new cheese.