[Okuni has some Doubt at that first part, not because she knows that Guren hasn't slEPT FOR THREE DAYS, but because she probably always Doubts pure shounen types when they say anything like 'i'll be fine'.]

All the more reason to conserve your strength before the big, dramatic battle. [She doesn't disagree with his observation though, clearly the island is a big hint if not the place where the others disappeared. It just feels strange and suspicious -- for them to have searched all this time only for the island to conveniently appear now?

Someone is messing with them...]

I know you enjoy pushing yourself to your limits, but do you have at least someone in mind who can step up when you get hurt?

[WHEN!!!]