Sketch Turner was a starving comic book artist, living with his pet rat Roadkill... that is until a lightning storm mysteriously brought his cartoon villain, Mortus, to life and imprisoned Sketch within the pages of his own comic book. Now trapped in the world that he himself created, but someone else is now drawing, Sketch must battle through the pages of his own comic book, and past his own creations, to a final battle with Mortus.