Lu Ren had cultivated to his current realm and had long since gained a memory that never forgot anything he saw.
Remembering was easy. Forgetting was hard.
"Whether I've forgotten or not, how would you know?"
Lu Ren asked the Chaos Ancient Emperor.
"If you truly manage to forget, you will naturally see me again. Let me tell you: time flows ten times faster in this cave mansion than outside. Ten years here is only one year outside. But if you cannot pass the final trial, you will be trapped here forever!"
As soon as the Chaos Ancient Emperor finished speaking, his body dissolved into a wisp of Chaos Qi and vanished.
"If I can't forget every Immortal Method I've practiced, I'll be trapped here until I die?"
Lu Ren's brows drew tight, and his expression darkened.
If he failed for a thousand years, only a hundred years would pass outside. By then, Yun Qingyao might already have begun fighting the other Ghost Kings.
Another Ghost King might even have killed her.
Lu Ren sat cross-legged amid the Chaos Qi. Around him, the phantoms of immortals battling with spells still lingered. "Forget? How am I supposed to forget?"
For a time, confusion filled Lu Ren's eyes.
Those Immortal Methods had long since been carved into his bones.
Forget Immortal Methods—even the Fierce Tiger Fist, Eight Trigram Palm, and Spirit Cat Steps he had practiced years ago could still be performed if he tried.
They were brands seared deep into his memory, marks he could never erase.
Lu Ren sank into genuine bewilderment, at a loss for what to do.
In the blink of an eye, Lu Ren had spent a hundred years in the Chaos Ancient Emperor's Cave Mansion.
Ten years had passed outside.
The Black Clothed Ghost King stood