Event: SOUTH AMERICA 662 AD

After recovering a vessel believed to contain the Great Warrior Spirit of the Mochicas and hopping a flight to Lima, Sydney and Nigel assume their adventure is complete. Their plane goes down and motley crew of passengers is beset by headhunters, rebels and internal strife. Forget getting the last of the Mochicas safely to the Lima Museum, Sydney and Nigel will be lucky to get themselves out of the jungle alive.

Event: VANUATU ISLANDS 4800 B.C.

Government agent Derek Lloyd, who tricked Sydney and Nigel into a mission once before, lures Sydney to New Guinea by kidnapping Nigel. Sydney and Nigel don't believe that the spy is on a goodwill mission, but are seduced by the possibility of rediscovering a lost civilization, the Kai Nomata, an ancient tribe believed to have been destroyed by a volcano thousands of years ago. When the need-to-know details are revealed, Sydney and Nigel don't know who or what to believe.

Event: CENTRAL AMERICA 1488 A.D.

Sydney and Nigel are in Central America with a guide, Carlos, tyring to get into an Aztec pyramid. They succeed and recover a ruby-eyed statue. Carlos betrays them, tying them up and taking the statue. They manage to get free and go after him, only to find him dead, and the opened box nearby. They take the box and try to escape by train, but Carlos was working with mercenaries who also want the statue. A thief on the train tries to steal the statue and also ends up dead. Sydney belives the statue has a curse and vows to take it back to the pyramid. With the aid of the NSA man who gave her the coordinates, she and Nigel get back. The head of the mercenaries tries to take the devil doll but ends up dead as well, as a ghostly image of an Aztec priest rears up. Sydney seals the doll within the pyramid once more.

Event: ROYAL PALACE, MADRID 1808

Nigel is making time with a beautiful young student, Lorraine, with an interest in relic hunting in the office when Sydney is hit over the head by a thief, who steals her wallet and crossbow. The duo heads to Madrid to track down the crown jewels of Charles IV, only to find that the professor they were going to meet with is dead...killed with Sydney's crossbow. Framed as criminals, they quickly discover they were impersonated by Lorraine (actually Rayna) and Raoul. The latter killed the professor without Rayna's knowledge, and are now on the track of the crown jewels. After ducking the police, Sydney and Nigel catch up with Rayna and Raoul. Raoul takes Nigel hostage to lead him to the jewels and leaves Rayna and Sydney behind, handcuffed together. They manage to free themselves and stop Raoul as he grabs the jewels. Rayna is apparently tempted to join back up with him, but knocks him over the head and turns herself in.

Event: STONEHENGE, ENGLAND 121 A.D.

Sydney is plagued by dreams of De Viega as they meet with a druidic expert in England to get hold of a map leading to Druid astronomicon - the ""keys to Stonehenge"". But it's a fake Watson, as Karen discovers. He wants them to steal the map to the astronomicon from the secret society De Viega worked for, the Gar'al Na'tash (sic). ""Watson"" is actually Fabrice's son Andres, who reveals his father is alive but facially scarred. They find a coded blade but need the scabbard to solve the code. Andres leads them to his father, who offers to help them against the Gar'al Na'Tash to save his son. Andres is captured, and Fabrice bargains with the scabbard for his son's life after they use it to solve the code. While Sydney and Nigel go for the hidden site, Fabrice is captured by his society and tries to reconcile with his son. He then trades his life for his son's. Sydney and Nigel avoid the goons and recover the keys to the astronomicon. At the end someone lea