I never wanted to use that gun... [She is glad that, seemingly, things look well enough that she wont have to do anything like that at all. It makes her fall silent, for a few, as he steals the drink and brings it inside.
When he returns, it's the question that draws her back to the present, and away from memories of the gun, and other times when she still believed she was human.]
No- [She shakes her head] I knew I wasn't allowed to contact anyone, and I didn't think that Zero actually wanted to hear from me.
[Maybe the letters had been more for her own benefit.]
Aidou-senpai offered to sneak a letter to Yori-chan for me once, though, if I wanted. As long as I didn't mention where I was or say anything at all about vampires.