Fenris instinctively recoils from the glowing shard, as if getting too close will cause its disgusting, terrible magic to spill out and infect him somehow. Which, he knows rationally that it won't. But he's still not too fond of being near such a thing.

At the same time, he has... quite a bit of experience with unnatural glowing magic being ingrained into one's body.

"More than enough motivation. I'm sure the sooner that's gone, the better it will be for you. I'd heard it was possible for this to happen... so how did it? You were in the wrong place at the wrong time, I presume."