The Cold Light Fades - Book 1 of the Crystal Chronicles

On the planet Clanesta, humans have learnt to live in peace with a unique race of crystalline creatures. The peace is maintained by a fantastical gem known as the Etherium. The Etherium is protected by the Scorch royal family, for if the gem is lost or destroyed. The peaceful pact will be dissolved and chaos will reign.

Alesson and Linta Scorch are the twin teenage dependents of King Trengar and they are destined to rule over the capital city of Scorvain. Alesson is the young warrior Prince and Linta is the pretty diplomatic Princess and when they are grown, it will be up to them to guard the Etherium.

Then on one cold dark night, a mysterious army of pitch-black monsters attack Scorvain. Beasts with fangs, claws and tentacles overrun the cities defenses, and evil men shrouded in living shadows hunt for the Etherium. Alesson and Linta are forced to flee the city on an amazing adventure, filled with deadly perils, epic battles and startling revelations.

The twins and their amazing crystal creatures are pursued by the shadow clad Kashant and his army of blackened monsters to the snow covered city at the top of the world. The twins must seek out the great Sapphire Snow Guardian and use its power to destroy the darkness once and for all.