Betrayed by Mykl, the man she loves, Amelia sees the message in the stars, confirming the impending cataclysm. Having located Sundoor the girls, with Maddy and Lucy and a small group of friends, are chased across the Sahara desert by ruthless mercenaries. Outnumbered, out of supplies, and also up against a local tribe of Arabs; 'The Gate Keepers'; the three girls must solve the deadly riddles of the 'labyrinth'; the gateway to 'Sundoor', and face Ryxyl herself.

Two adolescent school girls discover they are victims of a genetic experiment to enhance their faculties. Although forced to keep a low profile at school, witnessing their Headmaster's suicide accelerates their development drawing them into a conflict against powerful enemies; where science and myth are almost indistinguishable. Joined by a third 'victim', the trio become confused and frightened by a burgeoning telepathic sense, and as the body count rises they form a hypothesis; that they are being prepared by the remnants of an ancient 'super race' to rescue mankind from some impending mass...