Even he admitted that dealing with Yvraine from the start was problematic at best and humiliating at average. Not that he cared for her petty insults or attending to her whims, he had experienced worse; at least their relationship was purely business at the start, and he knew what to expect from her.
Now it was very hard to tell what their relationship was exactly; it would probably be a weird one. It long ago stopped being a purely business relationship based on the exchange of mutual benefits. Even someone dense as him noticed that this was going in a weird way, something he didn't wish to continue.
He took out one cigarette because he finally found a brand that suited his taste before he conjured a spark of fire on top of his finger, litting it up. He had been smoking for years already, and thankfully after becoming an Old Deus, he didn't need to feel about the side effects.