How much despair are we talking? Does it have to be a specific trigger? Is her fighting kaiju dangerous for her?

( It's a lot of questions, but she's his friend too and he worries about her as much as he would those he's close to back home. The idea of anything terrible happening to her fills him with a specific kind of dread, and now he needs to know how to be on the lookout. )

Wait, she remembers you now, right?