The lost city of Atlantis of the Sands: real or myth? Calla Cress is a top-notch spy for the International Security and Treaty Force (ISTF), but her latest mission hits close to home. She's been tasked...

The 200-year-old code is finally cracked, but the danger is just beginning. When Calla Cress, a skilled government agent, and codebreaker, begins to unravel the secrets of the legendary Beale Ciphers,...

Predicting the future was supposed to be a game until it became deadly serious. When a dangerous app begins predicting the future and causing users to fall into mysterious comas, secret government agent...

Calla Cress returns in the second omnibus edition of the best-selling action series.This digital box set contains the first six books in the series.Book 1- Secret of the Lost Manuscript: When a highly...

Calla Cress returns in the second omnibus edition in the best-selling action series.This digital box set contains the fourth, fifth, and sixth thrillers. Book 4 - The Storm's Eye: Something strange is...

Unlock the secrets of the past and the dangers of the future with Calla Cress in the Decrypter series. The Calla Cress Decrypter Series is an action-packed thrill ride that will keep you on the edge of...

As AI threatens to overshadow human achievement, she strives to uncover what truly separates man from machine. Vienne Washington is a determined young woman seeking to carve her own path away from her...

When the future is at stake, one woman must uncover the secrets of the past.As tensions rise between nations and the threat of a cyber war looms on the horizon, one woman finds herself at the center of...

A deserted island, a mysterious technology, and a world-changing discovery. When a team of international scientists is sent to investigate a mysterious technology on an abandoned island, they are met...

A secret from the past holds the key to saving the future.Calla Cress, the government's top code breaker, thought she had taken down the world's most dangerous man. But when she made the mistake of letting...

A deeply human thriller," Chris Silber, Emmy Award winner.Jewel Carlone, an Olympian, is the answer to a problem science created. After a frightening accident forces Jewel to change careers, she becomes...

She hates diamonds. Then why's she hunting the world's most valuable one?Aria Raith, The Maldives. Oceanographer Aria Raith is the underworld's best treasure hunter, a woman who finds rare gems in the...