“Mystery at the Museum”

Pen down a narrative about a regular museum night guard who discovers that one specific exhibit is mysteriously changing every night.

In this prompt, weave a tale around a museum night guard who starts noticing that a particular exhibit undergoes inexplicable changes after the museum closes for the night. Is it a prank, an elaborate hoax, a supernatural event, or is something more sinister afoot? The setup allows for a deep exploration of curiosity, courage and decision-making in the face of uncertainty, while also examining human relationships from a professional, personal, or paranormal perspective.