"I'm going to guess there is a reason why you'd put it like that," he replied, half hoping for an answer himself. "But yeah, I am. As for why I'm here, I couldn't tell you."

Zack thought that, perhaps, he needed to answer that question before it could be asked. People didn't just get shot out of the Lifestream all the time. Personally, Zack could only think of three people that might have done that. Not including himself, of course.