He flexes his jaw, but doesn't oppose his terms. The last time he offered his skills, he wasn't met with a hell of a lot of gratitude, and he's leery of being used. Add to that the reminder of Arche's abilities that make it difficult to change his mind. He would be a challenge if he ever needs to back out of a deal, almost entirely relying on getting the jump on him.

If what he says is true, there shouldn't be a need. Their goals aren't completely the same, but they're similar enough in this.

"What does that mean? Are you going to try to conjure a spirit?" He still thinks what happened earlier is more akin to mind control, but he's curious how many people have that power.