In the year 0600, the world is ruled by the endless ocean. After the great collapse of the old continents, only scattered islands remain across the vast sea. Dangerous storms, powerful sea creatures, and forgotten ruins lie hidden beneath the waves. Ayon, a 17-year-old boy drifting alone across the ocean, searches for land and a new beginning. Guided by a promise he once made to his mother, he refuses to give up no matter how harsh the journey becomes. But the ocean holds secrets older than ....