The demonic beast's internal alchemy could be used to refine elixir, and could also be routinely absorbed to quickly restore spiritual energy. It was a spiritual article of a large amount of solidified spiritual energy from the demonic beast. Such spiritual article would only be bred in some demonic beasts that were about to break through, which was very rare!
A fifth-grade demonic beast's internal alchemy could be used to refine 100 pieces of spirit panaceas of high quality in a furnace. From this point alone, it could show the value of the gift given by Senior Sister.
Although Luke did not know the details, he understood that the gift was not generally valuable. He hesitated for a moment and finally took over with both hands and said: "Thank you, Senior Sister Julia."
"What about you two?"