Bloody Methods, Heart Demon Tribulation Complete!

The mastermind behind the Heavenly Palace was actually a True Immortal!!!

This was something "Su Bai" had not expected. He had never imagined that person had such an origin!

A True Immortal who had fallen into the lower realm, with his Immortal Foundation damaged!

For four thousand years, had he been consuming vast resources and fresh blood to replenish himself?

Resources were understandable, but fresh blood...

"Su Bai" focused his gaze. Through the doorway, he could vaguely see countless human skeletons behind it!!

They were packed densely together, too numerous to count!

This was an evil immortal!!

At that moment, "Su Bai" suddenly understood!

No wonder!!

There had always been one strange phenomenon within the Heavenly Palace—the number of Heavenly Venerable experts!

Four thousand years had passed, yet the Heavenly Palace had not produced a single new Heavenly Venerable!

It was a very strange phenomenon. Even if becoming a Heavenly Venerable was difficult, surely it should not take four thousand years without a single one appearing?

Moreover, when the Heavenly Palace had faced the Heavenly Dao Sect before, they had not demanded a Great Venerable battle.

That was because the Heavenly Palace had an extremely small number of Great Venerables!!

Thinking about it now, could they all have been "sacrificed" to this True Immortal??

And there were also those geniuses throughout history who had emerged victorious from the Immortal Alliance Assembly. After entering the Heavenly Palace to study, there had never been any news of them again.

People had thought they became upper echelons of the Heavenly Palace and cut ties with their original factions, but thinking about it now, perhaps...

There were even historical records of all living beings in certain regions mysteriously vanishing overnight...

No wonder Central Province Sacred Domain, the largest and most vast region, had the