[He doesn't fully realise the effect that has on Kamui, simply glad that it seems to remove some of that tension in him. But even so, this is yet another thing that feels strangely familiar to him... like it is something that has happened between them so many times before.]
Maybe I don't... but I want to. [Because even if you're his brother, even if you would do this regardless... that doesn't mean he can't be thankful for it.]