Is there a soul? One of the oldest questions humankind has ever asked works its way through almost all of our stories in some form or another. But it’s a question that pops up continually in the popular Netflix series, Black Mirror. A vision of a technological future that often devolves into dystopia, Black Mirror pits humanity against machine-learning tech, sentient digital copies, and transferred consciousness on a frequent basis. We’re taking this question up with a quieter episode though. Season Four’s Crocodile asks about whether we have a soul, not as opposed to a robot, but as opposed to the rest of the animals. And if we have a soul, what happens when it’s corrupted?