Doomsday: I Build a Space Fleet

Lorraine transmigrates to a post-apocalyptic world teeming with danger and overrun by zombies, acquiring an upgradable gunship. The arrival of an intelligence system gives Lorraine the confidence that he can live a carefree life in this apocalypse. But soon, while gathering resources to upgrade his ship, hidden dangers begin to surface. Mining worms, fungi, silicon-based organisms... In the process of upgrading his ship and resolving these crises, Lorraine obtains supplies and mysterious technologies: anti-gravity units, small fusion cores, and even blueprints for a celestial palace. Looking at the perilous post-apocalyptic world, Lorraine remains silent, focusing solely on building his invincible fleet.