When mans’ smallest, and most deadly, enemy strikes, the world is thrown back into a darker, more primitive age.
A post-apocalyptic setting for any system.
"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!"