[Of course he's wearing the scarf, silly. It's useful for something and it doesn't look ridiculous.
Axel keeps walking, moving as fast as he can through the slush and the cold, but when he feels that sudden touch and hears that sudden exclamation behind him he stops, surprised and even a little bit too much. He chokes a bit and falters, letting out a bit of a yelp, but then he settles down upon realizing that it's Wolfram.