[If Subaru knew what is going on in his twin's head at the moment, he would be horrified, that Kamui would ever take his words to mean something like that, that what he considers to be protecting his brother would be taken as the opposite.]
[But he doesn't know that. And under normal circumstances, he would ask his twin to clarify his words, to ask what he means... but he's no longer listening to Kamui, the weight of everything that just went down far too painful for his mind to handle.
So he's just staring at the snow, an unfocused look in his eyes, seeming unaware-- or at least uncaring-- of the tears falling down from his eyes. It's like he is shutting away everything around him, like nothing Kamui says will, or can, reach him.]