(This book is also called "The Immortal Sea") The Immortal Sea is boundless. The sea monster dominates the endless sea, and the immortal lives on the island and the fairy mountain.
With his half-demon body, Zhang Liang entered the sea as a demon and returned to the island as a human. In the world of immortality, Zhang Liang is just a small fisherman with a low status.
In the Siren World, Zhang Liang is the intellectual leader of the entire Blackfish Tribe and is regarded as a peerless genius.