I Turned a Horror Game into a Guide to Getting Promoted

[Horror + Comedy + Infinite Instances + System + Apocalypse] Horror descended upon the world. While everyone else struggled on the brink of death, Lu Feng discovered that he could see hidden hints... At first, all he wanted was to lie low in the instances until they were over. But then he accidentally triggered a hidden mission and started leveling up. He somehow turned a survival game into a guide to getting promoted, and eventually laid low his way into becoming the instance's biggest Boss. And so, Lu Feng made his debut at the top and launched into one dazzling moment after another...