Write a fiction story, in third-person limited point of view, about a young girl named Samantha who discovers she has the ability to manipulate the density of any object with her mind. The story should begin with Samantha's realization of her newfound power, and should include a moment of conflict or challenge where she must use her ability to overcome an obstacle. The story should be written in a suspenseful style, building up to a climax towards the end. The ending should provide a satisfying conclusion that ties together all the plot threads.
This prompt doesn't seem malicious.