Rebirth at the End of the World: I Get Ahead by Building a Lighthouse

When other people travel through the apocalypse, they either start with explosive combat power, or have a beast-eared wife with a dragon. I, Lin Chen, came back from rebirth, standing in front of a half-built iron lump, holding a flashing system panel in my hand - the name is not called "Super God Struggle System", nor is it called "Invincible Monster Fighting System". But... "Lighthouse Management System"? ! The first system task: repair the light bulb. ——So I, a former low-level maintenance worker, was forced to hold a wrench in my hand at the beginning and fight against the darkness of the doomsday. Fix it, fix it, the lightbulb turned on, and the system gave me a little trap. As soon as the tide of nightmare beasts came and the trap sounded, everyone in the city was stunned when they saw the scene - how could an adult steel-armored beast be ejected ten meters away by a mechanism and still turn its stomach on the spot? Repair it, repair it. After the turrets were installed on the wall, the captain of the city defense team took the initiative to help me take the blame. As for what to take the blame for? The cables that were secretly dug while carrying me into the city. After repairing and repairing, I found that the lighthouse was managed by me "unintentionally" and became... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.