Saverio continues to hunt elusive the mafioso, Vito Vitale.

Saverio is transferred to Trentino, a massive building full of police pensioners.

The team hatches a plan to capture Vitale. But who is Number 5?

Saverio is out of his bunker and getting back to normal. Will his new freedom hinder the operation?

A year passes on the hunt for Number 5. The team is frustrated and Saverio is anxious.

Saverio only has months left in the anti-mafia unit. He needs to speed things up.

Romano has to step up and fill Saverio’s shoes--is she the one to keep the hunt alive?