Synopsis:

Not really a synopsis, but the premise:
While on a routine mission, reconnaissance and collection business agent Eva gets stuck with a magical guardian spirit and finds she is working to eradicate magic, which actually exists and is the foundation of their technological society. Now in order to get her life back to normal, protect the magicians, and keep society from collapsing, she must stop her organization from the inside out. Only now if she quits or they find out what she’s doing the penalty is death.