"I imagine we'll find out soon." But in the meanwhile, she'll make sure to keep Ivan ushered behind her in the open water, the rest of her body preparing for the worst. This means, instead of going tense, she keeps her body relaxed, so that she doesn't get injured in case something comes tackling at her.

Her smile, full of spearpoint sharp teeth, is much more typical for things down in the water.

Light like that could be anything- deepsea creatures whose bodies glow, the reflective shine of light hitting eyes, some sort of strange human thing. There's no way to tell without getting closer, but for now, she calls out instead and hopes that doesn't send the boat down further. "Hello! Is anyone there? We won't hurt you if you don't hurt us!"