When the Tide Comes Rising: Book Seven of Poseidon's Children

When the tide comes rising, nothing can hold back its fury... The Treasures of Atlantis have been found and used. Hraun the Huntmaster has sent a tsunami against the home-island of the merpeople to begin his war against humanity. Only his one-time companions can stop him. Mielikki and her friends swam round the world at his side. Now they must swim on the deadliest course of all, and hunt the Huntmaster down. Two thousand miles to the north, the survivors of the battle against the Oldmers face new struggles. The tide is rising. The next attack on humanity is coming. Can they overcome their deadliest enemies, before time runs out? So concludes the tale of Poseidon's Children, as they gather their strength for their last and most terrifying battle...