In the middle of nowhere, followers of nature religions meet for a great festival. Also, the new druid for that region of the world is going to be “elected”. Not all of the 4 contestants are initiates, however…
"Look, lad! You see the streak of glowing green off the larboard bow? Them's the bright waters!"
While the lad peered intently at the eerie glow, the old salt continued. "Entire ships have been lost to the Bright, lad, for once you let it surround you, you'll never touch land again!"