They concluded that the elves had thrown them together in the hopes that they would reveal things about the Circle. Sam didn’t know what he knew that the elves didn’t. He suspected that they knew more by far and were just being cautious. Once Sam and Rinaldi discovered they were opposing the same adversaries, they postponed their discussions until Sam, with the help of Rinaldi’s theoretical knowledge, managed to adapt one of Herzog’s spells to cloak them in silence. Protected from prying ears, they pooled their knowledge and reached the conclusion that they needed to escape confinement as soon as possible. The renegade druids had to be stopped.