The one doctor who could look into it said that it wasn't physical, despite the experiment changing her physiology. So that puts us back to square one.

[More or less. But it does give them a better idea on what is going on now than before.

[She's quiet again for a few seconds. This is the part she wasn't looking forward to explaining.]

It... makes it so that she can't sustain herself on anything but human flesh. She couldn't even finish a damned cup of tea because nothing sits well with her now.

Hope was providing her with meat, but it'd be better to look into something more permanent than cutting more deals with their kind.