True or False, Imaginary Order

"No cure..."

"I really went insane... I couldn't tell what was real and what was fake. I killed my sister... I became mentally ill... I even absurdly let a crow kill me and eat my brain..."

"Morbid... truly morbid..."

Ji Yan muttered, life returning to his hollow eyes.

It was as if his brain had rebooted. After standing there blankly for a long while, Ji Yan finally came back to himself. Looking around, he asked dully, "Where... am I?"

He was alive, but he was not on the operating table, not in the original world, but in... a completely blank space.

There was nothing here, only endless whiteness.

Sitting before Ji Yan was someone.

A bald man.

He quietly watched Ji Yan. His eyeballs were clouded white, as though necrotic, indescribably strange. Shaking his head, he said the same thing, "No cure."

As the information in his brain reconnected, the confusion in Ji Yan's eyes gave way to a measure of composure.

Looking at the person before him, he said in a low voice, "I suppose you're Sequence 0?"

Sequence 0 was far too special. He even felt that this Sequence had no distinction between Sequence Lords and Eerie Disciples!

The white-eyed player said, "For me, this isn't our first meeting."

"?"

Ji Yan narrowed his eyes. "So there was never any Door of Reward, nor any real world. Everything I saw was fake."

Was this an illusion, or a dream?

Yet the pain had been so real.

"It was fake, and it was real."

Ji Yan squinted. "What do you mean?"

A faint smile appeared on the white-eyed player's face. "You believe what you just saw was an illusion, or a dream."

"Then may I ask, what is this?"

He raised his hand and tapped the blank ground beside