Hugs weren't physically painful, he reacted as if they were, but that was only him being dramatic. This time was no different. Quick though it was he stiffened in her hug and tried to wriggle free like a snake being held against it's will in the arms of it's keeper.

"Don't thank me! I'm not supposed to be helping you lot no matter what Merlin or that Hades says. There are rules against that in Hell."