'Good guys always win if they're prepared...' huh! Sounds like it's soooo much easier to be a good guy. [He looks a little thoughtful at that and scratches his chin.] How do you become one?

So they're foes, but they're on break, so they're not foes right now. Got it. [He nods firmly, occasionally looking off to the side to glance at the bottles.] And you are? Friend? Foe? Foe on lunch break?

[Most people would be able to infer that North is a good guy and therefore a friend, but Shiro is special. His powers of inference are not particularly existent. The manacles don't seem to be hindering Shiro's movements very much at all, so he's at least used to them being there or something.]