[Shikamaru wishes he wouldn't do that, and slides his chin to sit in one hand. At the same time it's why he chose to ask him, isn't it?]

If I could go back to my world, there's potential that I could dig up more information on this man. I don't like the idea of that experiment [he's probably said as much a few times since Bil's announcement about it], but now it could be worth the risk.