When Mae (Emma Watson) is hired to work for the world's largest and most powerful tech and social media company, she sees it as an opportunity of a lifetime. As she rises through the ranks, she is encouraged by the company's founder, Eamon Bailey (Tom Hanks), to engage in a groundbreaking experiment that pushes the boundaries of privacy, ethics, and ultimately, her personal freedom. Her participation in the experiment and every decision she makes begin to affect the lives and future of her friends, family, and all of humanity.