Mystergonia

The original novel was published in Macedonia in 2006.

After the Milsons' house is burned down, they have no other choice but to seek help from their mysterious cousin, Carlos. He is a rich man, yet lives alone in a big house, with his servant as his only companion. What dark secret is hidden inside the house, and how do the five curious children discover the portal to another world? What must they do to find their way home? What awaits the children on their way back to reality? The secrets of "The Crystal Armour" and "The Tunnel of Ghosts" are yet to be revealed.

The moral of this book is never to give up your dreams, for only the good and persistent can win in life and find happiness; however, this is only the beginning.