Harbinger_

Justin, a skilled gamer, is pulled through a dimensional gate into a dungeon resembling his favorite game—just three days before the end of the world. Faced with monsters and ancient magic, he rises from novice to the most feared dark magus , surpassing all others. Witness his unstoppable journey to ultimate power as he races against time and destiny.

Dark Warlock in the Apocalypse

"Spare me the small talk. Are you really going to waste the little time we have chatting away?" Justin glared at him sharply.

Grayson quickly withdrew his hand from the sleeping bag, looking sheepish. "Well, I just thought I'd start with some small talk instead of diving straight into business. No need to be so cold."

"I'm telling you, we don't have time for that. I can practically hear Damian's frustration from here," Justin retorted.

"Why does that matter? It's not like you're someone who needs to care about what Damian thinks," Grayson replied with a shrug.

"Of course, not. But if I push too hard and this alliance breaks before the main quest is finished, that would be troublesome for me too. At least until the main quest, we need to maintain a friendly relationship," Justin explained.