They met on the quay at midnight. Lantern light made Isolde’s features flat and underwater. The bargain lasted an hour and ended with a cask of brandy and an agreement neither entirely meant to keep: a race to Blackscar Shoal at dawn. Whoever touched the anchored stone first would claim the Echo Anchor. The loser would step aside and forget the map entirely—at least, that’s what Marlowe promised, and the last time he broke a promise the sky still remembered his name.