For a moment, he isn't sure what all to disclose. It's not that it's a sore subject for him to discuss, or that he's suspicious of Fenris knowing, but he already gets that many people won't understand the ritual, or will judge, or will be just plain afraid. "A side effect of mutagens. Our bodies have been adapted to give us abilities for fighting monsters." He doesn't mention these are done to children who have a great risk of dying; that's not common knowledge, and they are already labeled as freaks as it is.

"You got white hair a different way," he adds after a moment, quietly. It's probing stuck in an observation, but he knows it's true.