Deep Sea, Submarine and Foolish Me

[Deep Sea World, Submarine Exploration, Deep Submersible Armor, Extraordinary Class, Microxulu] On Jupiter IV, which is covered by the deep sea, human beings are huddled on the underwater station and lingering. The sky has cut off the connection with the main world, and the deep sea has become the last refuge of mankind and an eternal cage. Levi, a foreigner lost in two worlds, is trapped in a shabby frontier outpost. His memory was torn apart, whispers from the deep sea often echoed in his ears, and overlapping illusions of two worlds flashed before his eyes. He meets Alberti, who also harbors a secret. In order to escape their cage-like fate, they are determined to explore the unknown of the deep sea together. However, the deep sea is not silent. A mysterious cult that believes in unspeakable things, whispers and madness spread among its believers; huge deep-sea monsters swim in the darkness, ready to devour intruders at any time; and the "Kinshi" energy that drives civilization seems to hide deeper secrets. Levi gradually realized that his journey through time was no accident, and that the whispers of the deep sea were destined to be connected to him. As the submarine sails into deeper darkness, the dust-laden truth gradually emerges—— Under the deep sea, lies a secret that can subvert the world, and their journey may be the key to awakening it...