A Bold Guess

His thoughts were evolving swiftly.

With some extensive consideration, Grimm immediately took out the Lamp of Awakening from the Dimensional Gap while activating the Principal Will of the Sorcerers World to constrict himself from illusion to return to reality, vanishing from the Sorceress's eyes.

Grimm's experiences in the dream of this Sorceress-Apprentice were precisely the same as the way he had peeked through the Dimensional Gap. Everything was slower and bizarre, nothing would surprise him, nor would he really believe what he saw.

After all, who would believe a dream?

Even if this dream was real, it was just a dream.

As for some biographical novels, there would be scenes of oracular guidance in dreams. Every sorcerer believed that the fate of the Endless World was unpredictable; hence any prophecy would be rejected with extreme prejudice.

Except for the omnipotent "God", the other prophecies were considered absurd.