In order to find her father who went to the island to search for treasure 20 years ago but disappeared unexpectedly, Mu Ling set sail alone to the treasure island. Mu Ling's ex-boyfriend, the explorer Hu Sha, and the pirate Song Ming who had ulterior motives also found the island. On the island, they faced many adventures such as the pursuit of sand pythons, the siege of insect monsters in the volcanic channel, the rebellion of pirates, and ancient mechanisms. Finally, they came to the small world in the belly of the volcano and found the ancient treasure ship 200 years ago. Waiting for Mu Ling here are treasures that are rich enough to rival a country, the ferocious and invincible sand pythons, and the father who has been trapped for 20 years and finally sees his beloved daughter. Family affection, love, ambition and desire converge at this moment. They must defeat the sand python to usher in their own redemption. Mu Ling re-activated the cannons and firearms in the ancient Ming Dynasty ship, set up deadly traps, and launched a final battle with the sand python.