Shipwreck in the Deep Sea: Dinghai Silver Coin

As a typhoon passed through the South China Sea, underwater archaeological team member Jiang Xun accidentally captured the signal of a 27-meter complete ancient sunken ship during a sonar scan. Strangely, the coordinates of the sunken ship closely overlapped with the hand-drawn chart his father left before his disappearance twenty years ago. In 1997, underwater archeology pioneer Jiang Weiguo disappeared mysteriously in the South China Sea and was officially declared dead in the line of duty. However, a secret old photo revealed a flaw - four months after his disappearance, he still appeared on the deck of a sunken ship. Inside the sunken ship, there is a titanium alloy sealed cabin that does not belong to the Southern Song Dynasty. The signal beats strangely and periodically. On the archaeological ship, the owner of the supply ship is suspicious, the team's duty log appears blank out of thin air, and people's hearts are undercurrent. The old diver keeps secrets about old secrets, the cultural relic restorer Lin Tang is calm and observant, and the technician who is burdened with life has hidden selfish motives, just to snatch the secret map of the Southern Song Dynasty's coastal defense hidden in the sunken ship. Eight hundred years ago, the Dinghai in the Southern Song Dynasty was loaded with secret documents on island and reef surveying and mapping. To prevent the secrets from falling into the hands of the enemy, the crew sank into the deep sea and risked their lives to protect the cultural heritage of their country; Twenty years ago, my parents explored the mezzanine of a sunken ship, touched a hidden chain, and mysteriously disappeared; Now Jiang Xun is following the logs, charts and codes left by his father, traveling to ancient reefs and reservoirs in the South China Sea, dismantling sunken ships to search for paths, cracking the codes of sealed cabins, and tracing the traces of the ghosts inside. While using professional archaeological knowledge to solve the underwater mystery, he is also uncovering the truth behind his father's disappearance. The deep sea holds ancient secrets, and the shipwreck carries them for thousands of years. When the waves lift up the mud, all the hidden lies, protection and destiny will be revealed one by one on the deep blue seabed.