EPISODE 16 – "The Prophecy"
There is a continuing investigation into Sydney's connection to the Rambaldi notebook. According to Vaughn, the partially decoded text around the drawing is being referred to as "The Prophecy." When jack reveals that the original key to decoding the writings is held at the Vatican, Sydney persuades Vaughn to break into the Vatican with her. Sloane learns through a fellow Alliance of Twelve member that a close friend may be in cahoots with the enemy.

EPISODE 17 – "Q & A"
Now in FBI custody, Sydney is the subject of intense background scrutiny over her connection to the Rambaldi prophecy. Knowing her cover will be blown over time, Jack and Vaughn must put a daring plan into action that defies "The Prophecy," makes her a fugitive, and leads to a spectacular car chase.

EPISODE 18 – "Masquerade"
Sydney returns to the States after proving she is not the subject of the Rambaldi prophecy, only to learn that the CIA is looking for her mother, Laura Bristow, who was thought dead. The connection has been made that Alexander Khasinau, the man behind Sark and Cole's actions, was Laura’s superior at the KGB.

EPISODE 19 – "Snowman"
All roads lead to Khasinau, and the best path to follow is a known assassin hired by the K-Directorate to kill him. The assassin, a.k.a. "The Snowman," is spotted in Mackay, Australia, and Dixon and Sydney are dispatched to capture him there. In a fight to the finish with the assassin, Sydney get more than she bargained for.