[her smile fades slightly] I... haven't. I've seen people be killed... [Ulquiorra, watching her with that never-changing expression that still seems to be reaching out while he crumbles into nothing; Ichigo, with that horrible blankness that had shaken her through and through; even Sora who she carried on her back while the life faded out of him]
But I could never... I killed a monster, once, by accident. [hushed] But -- when it comes to fighting people... [she tried so hard, but she can't do it.
[they told her that since she can't brace herself to kill people, she couldn't fight with them.