The Island — T.K. Chapin

The second book in series - Chronicles Of Kilix Kilix has vanished off the face of the earth and hasn't been heard from since he went missing nine months ago. The corporations are turning up the heat on the man hunt while his friend Loren conducts a search of her own. A race to find Kilix leads everyone half way across the globe to a remote island off the shore of Elkeno. The Island seems to be accursed since every visitor who has come to The Island has never returned.