"Well, professor, I suppose that'd depend. If radiation immunity is a prerequisite for enrollment, I might be out on a technicality."

It sounds as though that's something he's missing out on in a big way, like a vaccination skipped in childhood, but Jess frames it as a joke, evident by his amusement and the flicker of a smile. A morbid thing to joke about, but the need for bombs and the idea of sending a group of young people into an environment already annihilated by them is almost too dispiriting to think about without trying to take the sting out of it somehow.

"But I'm always up for a challenge if the choice to audit is available," he continues easily. Tests don't scare him. Maybe Raven should consider signing their captors up for this course of hers and really putting them through their paces.