My teammates, yes. Shaun, no. But we're both aware of how irrational our attachment to each other is and wouldn't expect others to die just because we're idiots about each other. And sure, sometimes you have to leave people to die. Or kill them. It doesn't mean that it's not a problem, or tragic. And can I just say that I am usually not the one espousing this point, so good job there.
No, we could shoot before that, 9 was just when they took us out to actual zombie playland.
So? So you're genetically modified. So what? I mean hell, I can't get sick and technically I can't reproduce with people who don't have Kellis Amberlee, and mutual reproduction is one of the hallmarks of determining if two beings are of the same species. I'd say sentience is more important than humanity anyway.
If you're not annoying your sibling, you're not doing it right.