Falls River
Bridget says, "...huh. Not the way I was told that story. Arthur pulled the sword in full view of everyone. Didn't have to brag. But then, I guess stories can be told all sorts of ways. The other story you're referring to, I never even heard of. Guess I just haven't heard enough stories."
Mittens' danger sense is going bonkers now and a low, gutteral growl followed by cackling can be heard all around the PCs.
However, this special effect, creepy though it may be, doesn't fool Joe's blindsight. He knows the monster just entered into Joe's blindsight range and is at about 3 o'clock. He also knows the monster is large.