Heavenly Tribulation Descends!

The negotiations with Thunder Feather and Lu Caixia, the two Demon Kings, did not actually cost Zhou Yang much breath.

In these negotiations, he held the absolute upper hand. He could choose whether to negotiate or not, while the two Demon Kings had no choice at all.

For Zhou Yang, failed negotiations merely meant losing two people he could use.

But for the two Demon Kings, it concerned their very lives.

Moreover, Zhou Yang had never been someone who drove things to the bitter end. Though he held the initiative, he did not use that advantage to squeeze the two Demon Kings dry or treat them as less than demons.

Thus, after less than half an hour of negotiation, both sides reached an agreement.

Under this agreement, Zhou Yang guaranteed that he would help the two Demon Kings leave the immortal island. In return, the two Demon Kings agreed to gather the island's spiritual resources for him and, after leaving the island, use all their strength to act on his behalf three times.

Furthermore, to repay him for saving their lives before, both Demon Kings gave him two generous gifts.

Lu Caixia's gift was half a deer antler, while Thunder Feather's gift was ten drops of Thunder Roc True Blood.

The antlers of the Five-Colored Deer contained powerful law-breaking force and were excellent materials for refining artifacts. If used properly, half an antler was enough to refine a Sixth-tier Artifact with formidable law-breaking power.

Thunder Roc True Blood was likewise incomparably precious. It could be used to cultivate certain powerful Lightning Element supernatural abilities, or fed to avian spirit pets to help them awaken Thunder Roc bloodlines.

Zhou Yang had already decided to save all this Thunder Roc True Blood. Once he returned to the Cultivation World of the Flowing