Behind the Story

At this instant, both Rathnaar and Vildred suddenly suggested Kahn hear out Aragorn's proposition for some reason while the latter was adamant on not making any form of agreement with the latter because he was already tricked by him once, causing the former to be dreadful. 

The Lightning Dragon Emperor Vildred then decided to explain their reasoning in a solemn tone.

[As much as I want to kill this damn elf, I'm now I am only comparable to a 4th stage saint because of the contract between me and you.

At best, I can take down a beginner 7th stage saint on my own. And I won't be able to fight against anyone of 8th stage saint rank unless you at least become a 6th stage saint yourself.

But if we kill him now, the imperial family will know as the Amulet of Annihilation will send a signal to the imperial clan and then we will be hunted down the moment we leave this dungeon.