In the secret laboratories of Limbo, work is in full swing on the invention of a dangerous virus that will wipe out most of the population from the face of the Earth. Here and there clouds of steam and sheaves of sparks fly up into the ceiling, cowardly henchmen scurry around, trying to please the most villainous and most insidious chemist. And then, there are rumors: not for long and explode, bringing another beaker with a suspicious substance, or falling under a disapproving gaze)