I started the rumors, of course.
It was a very simple task, and all I had to do was engage in some mischief. After overhearing everything that went on in Charles' office, I decided that it was the most effective way to resolve the problem.
'Charles isn't willing to do whatever it takes, so I just have to motivate him a little.'
I was a 'kind' person, after all.
While the Scouts who rested in their lounge were conversing about the Horde and what they saw, I managed to manipulate a few Camp members to pass by the door. Also, by using
Their voices were loud enough to leak out of the resting area, causing random Camp members to hear their conversation.