An Unnecessary Woman by Rabih Alameddine:
Nothing could explain the hunger, however.
Hannah ate and ate, anything and everything that was before her. She couldn’t stop, nor did it occur to her to. As a child, she had a fondness for fruit. Apparently, her mother realized there was a problem when Hannah single-handedly ate an entire cluster of bananas that her father had brought home and placed on the kitchen table. That’s about twenty-five bananas in one sitting. She was four.