The Call of Duty Black Ops 3 campaign story is centered around a post - apocalyptic - like future. The story begins with a team of highly - trained soldiers. Their world is dominated by powerful corporations and militaries with extreme technological capabilities. You, as the player, are plunged into a series of missions that involve fighting against other enhanced soldiers and robotic enemies. There are also elements of mind control and hidden agendas within the military. The story is a complex exploration of how far humanity will go with technology and the moral and ethical implications that come with it. As you journey through the campaign, you'll experience intense combat scenarios, make choices that can impact the outcome of the story, and gradually piece together the full picture of what's really going on in this high - tech, yet troubled world.