"No wonder I'm so attractive," he drawled, "seeing how you're constantly annoying."

Note the present tense. Just because he now found the man irresistible didn't mean they'd stopped intentionally poking at each other. It just came with the territory.

He scratched behind Assan's ears and looked over at Spite- yup. Still there. That was not going to stop being weird. It was one thing to know the spirit was always there. This? Davrin couldn't help wonder how Lucanis adapted to having running commentary on every aspect of his life. How that might impact other potential activities...

Nope. He was just going to wait for the drug to wear off and not think along those lines again.