He, a free student, accidentally saw a new world. It is a beautiful place hidden in the ocean, waiting for the pioneers of mankind to explore. But that piece of rosy blue, like a rose on the edge of a cliff, is filled with trembling beauty, but it also contains fatal dangers: phenomena and lives that have not been explained by science. With glory, he became one of the pioneer warriors who explored the ocean and fought against the unknown. With faith, they want to show the pure blue of freedom under the sky to the world.