Father Gabriele Amorth, Chief Exorcist of the Vatican, investigates a young boy's terrifying possession and ends up uncovering a centuries-old conspiracy the Vatican has desperately tried to keep hidden.
Valerio Mastandrea is Franz, a night bus driver on the airport route who owes a lot of money from poker debts. He's stumbled upon by the variously named Leila, a thief who has accidentally become wrapped up in a secretive blackmail deal involving the President. As the film unfolds, a secret war between factions of the Security Services, a series of confusions among the various criminal fraternities whose activites have been touched upon by the deal, and Leila's past all complicate the situation.
