Bán Bình Gas, Không Bán Vũ Khí

Engineering prodigy Ethan Cross livestreams propane sales—but secretly upgrades old military machines into next-gen beasts. A retired fighter jet gains vertical takeoff and nuclear power, an aging tank turns into a high-speed war machine. Partnering with defense officials, Ethan mass-produces cutting-edge tech, proving genius mods can hit harder than firepower.