Any normal person might realise what startled him so much, but Alice? Totally clueless. Either she thinks this is somehow a totally normal reaction to have over nothing, or she's just chosing to not question it.

Instead she just nods at his question.

"Honestly, it was a good call on your part to not go into the water. It feels as if there was almost nothing other than hordes of irritating crab monsters down there." But she did get out unharmed. Or, well, mostly. She's pretty much on the same level as him with maybe a few bruises somewhere at best.