He lets out a breath. It's not quite a sigh, since he's actively trying to keep himself from sighing - he doesn't want to drag down Quatre's motivation even slightly here, after all, and he's worried it might influence the other - but it's still pretty close to it.

"Looks like we'll have to do more investigating."

Because Inigo really doesn't like the idea of some danger moving around without them even knowing that it's here.

"Don't you think maybe we should take a look around the island?"