His job is to observe humans and make sure they aren’t doing anything that will upset either their simple lifestyles or the profitability of the Corporation. But MO-126 is not a robot. He is a Mobile Observer android, albeit one in the form of a dog of no remarkable pedigree or distinction. Still, he has free will. He can make choices. After millennia of observing humans, he questions whether the Corporation’s plans for them have priority over those they might choose for themselves. His decision will determine how well he does his job as well as the fate of humanity on this planet.