[Abyssal invasion] + [multiverse] + [D&D-inspired] + [behind-the-scenes protagonist]
The tentacles of the endless abyss had quietly reached into Blue Star. That morning, while his deskmate was still hooting excitedly about awakening an F-rank ability the night before, Lin Chuan was fast asleep with his head on his desk, hard at “work” on the continent of Faerun.
“Save the world? Don't be ridiculous. I'm just an ordinary strength-type ability user. I can't afford to get the attention of another evil god.” As piercing alarms rang out over the city, Lin Chuan walked into the Hero Memorial Hall, already deserted, carrying a black plastic bag.
“Resurrection~ Raise Dead!”
A low incantation rang out. As the diamonds in the plastic bag turned to dust, the magical radiance of a seventh-circle spell spread through the air, and a flash of light glimmered from the crystal coffin on display in the hall.
The S-rank human hero, who had died six months ago, slowly opened his eyes...
The 422nd layer of the endless abyss.
Yeenoghu, god of the gnolls, looked at the tiny human who had already been resurrected 101 times and let out an enraged roar. Beneath the fury, there was a trace of unease. “What on earth are you?!”