Jon swiftly opened the closet door and stepped out. "Grandpa," Jon said in a low, but forceful, voice.
His grandfather stopped and turned around. "Jon?"
Jon walked further into view.
"Jon, what are you doing here?"
"I need to talk to you."
"So you just decided to follow me back through time? That's dangerous and reckless."
"Grandpa, are you coming?" the younger Jon asked from out in the hall.
Jon's grandfather assured him that he was coming, then he turned back to Jon. "No one can see you here. You have no idea how much damage you could do to the timeline." His grandfather paused for a moment. "You'll need a disguise."
"How do I ..." Jon began. But before he could finish his sentence, his grandfather waved his hand and Jon felt himself change. And after only a few seconds, he looked in the mirror at a complete stranger. Jon didn't look anything like himself. In fact, he looked like ...