Nevertheless, these people weren't fools they were tactful enough to know what they should keep a secret. Plus, the reason why the princess had sent them here as a part of team, was because she had absolute faith in them that they won't betray her.
Simon was silent for a while as he intensely pondered the intention of this princess who had helped him numerous times. She had not only warned him to leave the capital before his identity was revealed, but she had also even provided him with a map to safely traverse back to his dungeon and now this...
Simon was not a fool to take their words at face value, thus he briefly considered other various factors that would lead the princess to help him.