Re: [A hallway]
[Aside from a tensing across his already tense shoulders, he doesn't make any move to acknowledge the newcomer. There's . . . something drifting below the surface of the water, but in this desaturated world it's thankfully too difficult to make out what it is.
There are a few odd dark patches in the ice though . . . and Kaito himself holding tight to a rope that's emerged from one of those dark patches with a knuckle-white grip]