Scientists investigate a huge meteor that crashes into the ocean off Mexico, and encounter a skyscraper-tall, mobile machine which is designed to syphon energy from earth, including any energy directed at it in an effort to destroy it.

After his wife Amelia suffers an aneurysm that leaves her bedridden and slowly dying, police officer Carter Summerland searches for a way to revive her. He's approached by Wesley Enterprises pioneering a new program to extend life through robotics, they get caught in a public debate over human’s relationship with technology and her right to exist.