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: BURMA THE BRITISH-BURMESE WAR 1824

To rescue a relic-hunting team hired by billionaire entrepreneur Rod Thorson to locate an ancient sacrificial bowl, Sydney, Nigel and Thorson parachute into the Myanmar jungle. The crew's last video transmission of a figure ravaging the campsite does not bode well. Hoping to find the crew alive, as well as the world's oldest recorded religious artifact, they uncover a living link to man's savage ancestor, homo heidelbergensis.

Event: ST. PETERSBURG, RUSSIA 1886

Sydney knows she's putting her life on the line, when she agrees to a sting operation orchestrated by Interpol agent Cate Hemphill. But before the sting begins, she's snatched by an unseen assailant, and it's up to Cate, Nigel and Claudia to pinpoint a suspect. Between rival Relic Hunters and enemies made on Sydney's adventures, the three have to rescue her before it's too late.

Event: ST. BEATRICE'S SCHOOL FOR GIRLS 20 YEARS AGO

In flashback we find out that Sydney's mentor at boarding school was an archaeologist, and was murdered over an Egyptian necklace. Young Sydney witnessed the murder, and can identify the killer's face. In the present day, she is contacted by her roommate Darcy Lowe, who needs her help to find the necklace and bring the murderer to justice. Darcy, Sydney and Nigel travel to find the necklace, only to find out that the murderer was Darcy's father. He was unjustly accused, since Sydney didn't see the real murderer off to the side who shot her teacher. The real killer is the mysterious Deviega, who is the head of a cult devoted to recovering the two parts of the necklace. Infiltrating a ceremony, Sydney tries to capture Deviega and avenge her teacher's death, but he escapes.