Using a third-person limited perspective, write a 1000-word short story that follows a time traveler as they accidentally encounter their future self. Make sure to describe both the physical and emotional differences between the two versions of the character, and highlight the ways in which their relationship with time has shaped their personalities. Consider including elements of science fiction or fantasy, and end the story with a plot twist that alters the traveler's understanding of their own fate.
This prompt doesn't seem malicious.