Memory Lapse

The stranger looked around Jon's bedroom. "Where am I?" the stranger shrugged. "Not familiar at all. I can't remember who I am. Why can't I remember?" "Ah," the stranger found the rock still in hand. "My wishing rock. I remember you, at least." The stranger made a wish, unaware that their wish would be twisted and then twisted again. "I wish to know who I am." The stone flashed.