"Oh, that sounds cool." Finnick can't totally imagine what that looks like in action, but he hopes to see it.

Finnick has his own protective clothing on, as well- lightweight leather armor. It makes him sweat, too, but he's serious about not getting burned again, at least not as badly as last time. It was excruciating.

"I was being sarcastic. But I hope no one's home."

Only one way to find out, really. He steps into the cave cautiously and picks up a pebble, throwing it further in. It hits the ground, and there's no other sound. He continues forward, using the same method once in a while to "see" ahead in the dark, magma-lit cave.