Undercover pirate, you can become stronger by killing enemies

Story of: Undercover pirate, you can become stronger by killing enemies

Coming to the pirate world full of monsters and dangers, as an ordinary person who grew up in a peaceful environment, what should Zhang Lie do? Fortunately, killing enemies can make you stronger, and that shot opened his way to becoming stronger. Navy, pirates, revolutionary army, as long as it suits my will, I will use whichever is convenient. "Undercover for intelligence? Give me a few years, I will wipe out all the enemies for you, what other intelligence do you want!" It was not until the war at the top that Zhang Lie discovered the truth of this world... (Semi-original, not following the ship)