When the doomsday comes, the protagonist's refuge boat is upgraded step by step into a giant on the sea.
Others are still struggling to survive, but the protagonist is living a very comfortable life.
The seawater purification device can purify fresh water, the cultivation room can grow a variety of vegetables, and the bottom trawl can net all kinds of seafood.
Iron hull - steel hull - tungsten steel hull - titanium steel hull
Ship-mounted machine gun - Ship-mounted small cannon - Ship-mounted cannon - Destroyer cannon
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.
