For all of Usopp's suspicion about their new - and altogether absent - hosts, he seems to be fairly easily convinced. He hums underneath his breath for a moment, discontent with their situation and all it entails, but eventually nods in agreement. He doesn't particularly want to go out there, but going out there with someone else sounds like a far more appealing option.

"Yeah, I guess you're right! Let's go!" He turns his head to stare at the door out, looking a little nervous at the prospect, but eventually tightens his grip on his slingshot and begins marching towards it... when he realizes that his new acquaintance isn't coming out of the car to join him.

"You coming?"