All schools have their secrets: a scandal, a dark past, a student who doesn't know she's a robot. Res Novae Academy of Computer Sciences is no exception. ------------- They say you shouldn't dig too deep, or you'll only get your hands dirty. When Sediment Stein told her sister Tess from the year above was a robot, they made the rational decision of calling her a conspiracy theorist and warning her not to get her hands dirty. But Sediment trusted her fingers- Tess definitely had screws on her arm. And as Sediment was about to learn, she had barely begun to feel the mud.