Crystal Doors #1
by Rebecca Moesta & Kevin J. Anderson
Little, Brown Young Readers Hardcover ISBN/ITEM#: 0316010553
Date: April 2007 List Price $15.99 Amazon US / Amazon UK
Links: Publisher's Page /
From back of book: Fourteen-year-old cousins Gwen and Vic are still celebrating their victory in the battle with the merlons and their giant kraken when they learn the Vic's father has finally made it through the crystal doors to the magical island of Elantya. However, their victory is short-lived when they and their friends are kidnapped by their underwater enemies and taken beneath the sea. As prisoners in the ocean realm, they are confronted by the merlon king, and a drk adversary from Elantya's past. soon, Vic and Gwen learn of a scheme that could bring Elantya to ruins, and the friends must find a way to escape, or be forced to help bring about Elantya's destruction.
(Source: Little, Brown Young Readers)