When an incident consequences in the death of a worker, Jurassic Park owner John Hammond brings in three specialists to sign off on the park to calm investors. The specialists, paleontologist Alan Grant paleobotanist Ellie Sattler, and chaos theorist Ian Malcolm are surprised to see the island park's main magnetism are living, breathing dinosaurs, created with a mixture of fossilized DNA and inherited cross-breeding/cloning. However, when lead programmer Dennis Nedry shuts down the park's power to sneak out with samples of the dinosaur embryos to sell to a corporate opponent, the dinosaurs break free, and the survivors are forced to discover a way to turn the power back on and make it out alive.