That I Was Reincarnated into a Battleship

The new book "The Leisurely Emperor System" has been released, welcome to try it! —————— Unable to withstand the high temperature of the sauna, Cheng Yu died of a sudden myocardial infarction. "The reconstruction of body tissue begins, and the weaponization of the battleship begins." "Weapon Module Loaded - Giant Cannon." When he opened his eyes again, Cheng Yu had been reincarnated into a battleship armed body. A weak small sampan hull and an outdated 203mm cannon. "Tip: The heartbeat value increases by 100, and the weaponization process starts!" Heartbeat value? What a mysterious energy. Forced study? I'm afraid I'm going to cheat. Earth weapons appeared in dreams? You are so arrogant, little brother! ——