I'm told the effect is cumulative--it will continue to worsen." Though outwardly...

I'm told the effect is cumulative--it will continue to worsen." Though outwardly calm as he explained this, his face had paled even more. "But if you tell me about the Valkyrie's weaknesses, I'll administer the antidote."
"Weaknesses? So many. Foremost, we're ... ticklish.