Wings of the World S01 E03 Episode 3

1663 Common Era, the youngest leader of the Ming dynasty's navy Lu Changfeng is to escort an official to capture criminals but was attacked by a ghost fleet and sea beasts, causing the entire envoy to be sunk. Lu Changfeng was saved by a mysterious girl from the ocean bottom and followed her to the international center of commerce of the Age of Sail: Luzon.