Justice League of America (2013) #7.3 (Shadow Thief 3D Cover)

Where is the line between duty and villainy? For the new Shadow Thief, there is no question: Her mission to eradicate all alien life on Earth is above questions of morality. Armed with technology that allows her to become a living shadow, the Shadow Thief wages a covert war across the globe, but how long can she stay in the shadows before they consume her soul?