20 volunteers agree to take part in a seemingly well-paid experiment advertised by the university. It is supposed to be about aggressive behavior in an artificial prison situation. A journalist senses a story behind the ad and smuggles himself in among the test subjects. They are randomly divided into prisoners and guards. What seems like a game at the beginning soon turns into bloody seriousness.

Long-buried wounds rise to the surface when iconic pop star Mother Mary reunites with her estranged best friend and former costume designer Sam Anselm on the eve of her comeback performance.