At first, Iver indeed had no idea what was going on.
But later, when he heard that "the Swan King still isn't completely dead, and his soul is watching Iris from somewhere," Iver suddenly realized which dungeon this was—
—To be fair, that description really wasn't wrong.
After all, according to the original game's plot, nearly every faction or individual in this world with the power and intention to change it was ultimately beaten to death by the players.
At the time, Iver hadn't realized there was anything wrong with that at all—what was wrong with beating NPCs whose positions and opinions differed from yours into bosses? Nothing!
And as for being a boss, having once had a shattered dream and been persecuted or misunderstood was perfectly normal. Having firm resolve and perseverance was even more reasonable. Only by meeting all these conditions could one be called a villainous leader with style—and breaking the villain's lofty dream had always been what the "protagonist" played by the player was supposed to do!
—I can't be bothered to listen. You don't deserve to say that!
From the players' perspective, this could even be considered a satisfying power-fantasy plot—all organizations that treated the "players" poorly would eventually be revealed to be villains, with absolutely no "redemption" arc in between. And as long as they were villains, they would basically be beaten to death thoroughly, at most escaping once or twice along the way.
But now, as more and more dungeon bosses followed Iver around, he gradually realized something was wrong.
—The known future held an apocalypse of uncertain nature, and this was also the Age of Transcendence... At a time like this, did those trying to seek change really need to be beaten to death? What exactly was the players' position? Or rather,