Mermen are the main race living in the oceans. Very numerous, they do not however live in the great depths to continue to receive the light of a sun which is yet already far from them. After men and elves ended up on the island, they struke up a strong friendship with the Mermen , one thing is certain : the Mermen would never had let those they now consider as their brothers go in crusade without them. So they take their fishing trident, use it as weapon and go to war against those winged monsters who can now count on their claws the last days of their reign...