Mauro, a judge, is worried about his older sister Marta, who took care of him since he was a boy, and now suffers from mental illness and suicidal thoughts. She seems to recover from her depression when Mauro acquaints her with Giovanni, a brilliant actor at the edge of legality. However, Mauro becomes unconsciously jealous of their relationship.

A daring prison break from an airliner at 30,000 feet leaves U.S. Marshal Pete Nessip mourning a brother and gunning for revenge. After being ordered to turn in his badge, he seeks out Jessie Crossman, a noted skydiver, and offers to sponsor her crew for the annual Independence Day parachuting show in Washington, D.C., if she trains him. Meanwhile, the mastermind behind the mid-air jailbreak is planning a daring computer theft on Independence Day.