Immortal.” Melanie paused and stared into space for a moment, her mouth moving with nothing coming out. “That is way cool,” she said finally. “That probably means you’re old. How old are you?” “Hmm, let’s see. I never remember the answer to that question.” Nick calculated for a moment. “819 years old.” “No way, José!” Melanie stopped and stared at him. “That’s even older than my !