She's guilty by inaction. Medi's making some seriously heart-wrenching shit happen, and Yuuka's just letting it happen.
How are you doing this?She must be manipulating Hourai.Rather, even if she could somehow temporarily speak...You're not the Alice I--How...Isn't it obvious? That girl, there...Hourai can't possibly speak on her own....she'd never say such things...What do you mean?