San Francisco Bay, January 18, 1960. Frank Lee Morris is transferred to Alcatraz, a maximum security prison located on a rocky island. Although no one has ever managed to escape from there, Frank and other inmates begin to carefully prepare an escape plan. Alcatraz is the most secure prison of its time. It is believed that no one can ever escape from it, until three daring men make a possibly successful attempt at escaping from one of the most infamous prisons in the world.