Insane

Insane \In*sane"\, a. [L. insanus. See {In-} not, and {Sane}.]
1. Exhibiting unsoundness or disorder of mind; not sane; mad;
deranged in mind; delirious; distracted. See {Insanity},

Elizabeth Crawford is insane.

She knows this and accepts the fact that the demons she sees and the visions she has can save one life or a million more.

She helps the people she can, but sometimes she finds herself being torn, between the normal and the insane.