One day, strange phenomena occurred one after another around the world: patients with pacemakers suddenly died, pigeons lost their way and ran around, the Golden Gate Bridge broke, and the Colosseum in Rome was attacked by intensive lightning... For a time, mankind fell into unprecedented panic, and it seemed that the terrible end of the world was just around the corner. Governments and armies of various countries urgently mobilized, eager to find the cause of this series of disasters. At this critical moment, geophysicist Josh Keyes (Aaron Eckhart) found out the truth. It turned out that the core of the earth stopped rotating for some unknown reason, causing the magnetic field to disappear. In order to save mankind and the earth, Josh and Rebecca Child (Hilary Swank), Robert Ivison (Bruce Greenwood) and other experts formed a rescue team and went to the center of the earth to carry out a difficult and dangerous rescue mission. The fate of mankind hangs on a thread...