Olivia Newton Books in Order

An explosion at an Antarctic laboratory leaves Olivia Newton caught in a hunt for the missing Holy Grail. When Peter is kidnapped, she faces a dangerous bargain involving the relic, the Templars and an assassin.

Olivia Newton pursues another ancient treasure as assassins, secret orders and rival interests complicate the search. With alliances proving unreliable, she must navigate a dangerous world in which the pursuit of gold can cost lives.

A University of Florida professor disappears after discovering a buried temple in Peru. Asked to help by his colleagues, Olivia Newton becomes involved in an investigation that turns deadly when assassins begin targeting the team.

Three deaths in England, Morocco and Florida appear unrelated until Olivia Newton becomes involved. When her brother Andrew Gilmore is kidnapped, she must investigate the connections between a murdered curator, a priest and an artist.

Two monks vanish from a Moldovan monastery in 1953, leaving an unsettling mystery behind them. Years later, four boys disappear as well, with accounts of glowing green eyes providing a disturbing link between the incidents.

An interview with a militant leader ends in assassination, leaving Olivia Newton a wanted target. Asked to help trace bombs stolen from the Pentagon, she reunites with allies while evidence points toward a familiar enemy.

An FBI plea bargain draws Olivia Newton into international espionage after a letter suggests that the mysterious Chameleon survived. Investigating claims tied to Hitler and a wider conspiracy, she faces a threat reaching beyond her immediate case.

Olivia Newton follows Mossad leads across Israel while trying to recover bombs stolen from the Pentagon. Corruption compromises the search at every turn, allowing the elusive Chameleon to stay ahead as time to stop the threat runs short.

Discoveries of gold beneath shallow sand draw young treasure seekers to the Great Pyramid at Giza after dark. Their excitement turns to fear when ghostly entities threaten the visitors, transforming the apparent windfall into an unsettling mystery.

During a visit to a New York museum, Olivia Newton encounters a murdered man who entrusts her with a mysterious box. His dying request draws Olivia and her friends into a dangerous effort to keep it safe.