There's a moment where the young man looks at them, baffled. There's a moment where his confusion solidifies into a determination that these two were crazy. And then there's the moment where he catches sight of the words, really sees them and makes sense of them and his eyes go wide.

"What the fuck kind of stalkers are you? That's none of your business!" He's casting about aimlessly until he grabs hold of the nearest thing he can find, his own bag. He uses it to take a swing at Shepard who breezily rocks back on her heels. The bag meets only air and pockets of snow which she blows out of her face. With her focus now reserved for him and his next move, it's safe to say she's far less aware of her shinki's intentions.

"Bad move kid." Her voice has dropped a few degrees past the freezing point. "I assumed the name Mórrígan meant something to you." And by that she means he should have known what he was getting himself into.