Minister Drost took Iver to Queen Sophia's bedchamber.
Even Diomedes was not allowed inside. He remained outside the door, preventing anyone from approaching.
The Queen had been dead for less than an hour, so the room was still filled with signs of life. However, the maids and guards had all been completely withdrawn, leaving it somewhat empty.
Sherlock had naturally not been imprisoned here. After all, this place had windows.
Since Drost did not want Sherlock to be found, he was most likely in the Underground Ritual Room. To prevent outsiders from affecting the ritual, the Ritual Room had been isolated from the outside.
Thus, even if someone used divination, prophecy, or similar rituals and prayers to locate Sherlock, it would be difficult to pinpoint his position. Besides, this place was underground, making it inconvenient to flee even if they wanted to take him along. If they set up the trap underground directly, they would not have to worry about accidentally injuring their own people.
Reasoning backward, since this was the most suitable prison, and considering Sherlock's importance to Drost, he was most likely being held here as well.
Putting him somewhere outside was absolutely impossible.
As a Kingslayer, Drost had drawn enough hatred to fill the sky. It was not only several Senior Generation Transcendents who might want to kill him—even those knights might want him dead. It was not impossible for an Elf Butler to suddenly rush out and kill him either.
Therefore, before everything settled, Drost could only hide inside the Silver and Tin Palace. At least here, he had the protection of the Stibium people.
But the Queen's bedchamber had to have some significance too.
Drost was a man of deep cunning. He would not make any useless move.
And when Iver saw Drost pull the