"If we're lucky, it won't just move and follow me." The edges seem to melt on the farthest side of the area affected. But so far nothing else has been frozen.

He doesn't want to turn down an olive branch offered, in his point of view, so he'll take the hand until they're both out safely. He's not used to being as feeble as a human but he's not going to admit that this factors into it.