[Hey, what's a mad scientist without an assistant? An assistant he's living with? An assistant with occasional smooch benefits? Come on, dude, that's the dream.]

[He taps a finger to his chin over and over in thought.] Yeah, if you could check with your roommates, that'd be ideal. And maybe we can do a few...

[Wait, experiments??]

I hadn't thought about trapping one! I mean, it'd be best to do it while we're outside, but if we can trap one with these spiritual barriers... [And Okabe does the EVIL LAUGH without realizing it.] We can observe its behavior, and possibly figure out what they're made of!