Events are developed in the building located on the suburb of the Colombian capital and belonging to Belko corporation. It is the huge office numbering hundreds of employees. At the beginning of the movie for work not all is possible to get is inside let in only Americans. As a result in the building there are about hundred people. Employees don\'t manage to start performance of the duties yet as suddenly it becomes clear that they should participate in a cruel game on a survival. The unknown voice from the loudspeakers located on all floors declares the beginning of competition, suggesting heroes of the movie \"The Belko Experiment\" to kill two people to pass to the following stage.
According to him, if in half an hour there are no two corpses, much more people will be lost. This terrible information shocks people. The first rush of staff of the company – to leave the building. But now it is already impossible: all exits, including windows, were closed by impenetrable steel plates. Even after that people don\'t trust in told, including all events any silly and cruel draw.
Later a couple of minutes they should be convinced of the return: the head of one of workers blows up. After such demonstration of force organizers hurry involuntary participants of game to begin fight for life, after all in a body of everyone explosive is implanted, so, non-obedience threatens with death.