"Family from the Earth era?"
Klein's hollow, numb eyes suddenly regained their focus. His heartbeat gradually quickened, faster and faster...
He glanced outside the cell. From his angle, he could not see whether there were any guards, but it did not matter. He had already been caught returning from Source Castle before. Was he still afraid of being discovered?
His spirituality answered Source Castle's summons, and Klein entered Source Castle in the rare manner of being summoned.
The moment he stepped into Source Castle, Klein saw Noah.
"Why didn't you answer me earlier? Did something happen?"
"..."
Klein opened his mouth, not knowing how to explain it for a moment, so he shook his head.
"It's nothing. I just remembered some unpleasant memories."
Then, both to change the subject and out of genuine sincerity, Klein anxiously asked,
"Noah, you said you could let me see my family from before I transmigrated? Did you find a way to go back?"
"Well, you know how difficult time travel is. Besides, this would be traveling backward. At this point in time, you'd better not make things difficult for me."
As expected, Noah did not pursue the matter from earlier. Klein heaved a sigh of relief, though that breath was also filled with regret.
"Then were you just lying to get me up here to see you?"
"Of course not. Reversing time in the Material World, which is reality, is indeed immensely difficult. But in certain specific domains, time is not so rigid. Or rather, time there was never linear to begin with."
Klein was no longer a novice in mysticism, yet he was still somewhat confused.
"Such as?"
"Such as... dreams."
"Dreams?"
In Klein's previous understanding, dreams were indeed a special domain. They could be seen as a region between the Material World