User blog comment:SnowyBoy/Team A5 ???/@comment-4763268-20120608042751/@comment-5088693-20120609080406

There's a 120 year difference... and since Kanon was about 13 at the time of the movie, that would mean that he'd be 133 years old during Chrono Stone. Unless they figured out the secret of immortality, I doubt he'd be the traitor.