spy — a person who secretly watches and reports on others, especially for a government

a figure in a dark coat carefully photographs classified documents with a small hidden camera while looking over their shoulder nervously. The spy quickly slides papers back into place after capturing the information. A security guard walks down the hallway in the background, completely unaware of the infiltration. The spy presses against the wall, hiding the camera equipment as footsteps approach. Other office workers continue their normal duties while the covert operation happens right under their noses. a person who secretly watches and reports on others for a government or organization