Buck observed the ambassador, who seemed like a questionable character, and he was curious about the extent of fanatical supporters among the Brethren. His thoughts revolved around the idea that some fans might be dangerously obsessed with their idols.
He wondered if there were other fans who were not just loyal but potentially dangerous, hinting at the darker side of fandom. This reflection revealed Buck's concern about the influence and fanaticism that could spawn from celebrity admiration.