Fisherman Lin Canghai awakens a magical sea‑scrying eye that can see treasures beneath the ocean, while trying to save his seriously‑ill daughter. Starting off with a black pearl, he fights his way up amid humiliation from a local bully and his ex‑wife, as well as betrayal from relatives.Using his supernatural vision to harvest premium seafood, he partners with businesswoman Su Qinghe to build an eco‑aquaculture base at Black‑Stone Bay. When tycoon Zhao Hong and other capital forces try to crush him, he strikes back with solid evidence. Finally, his annual revenue hits over 100‑million‑yuan. He becomes the king of deep‑sea fisheries, winning love and self‑respect.