Zara and the curse of the black crystals

In a magic land which was not in the map lived a king with his wife and his beloved daughter.At first everything were good until one day ....How can an evil witch destroy the life of a princess,what secrets are hidden in the past and how can a curse be broken?Zara has to take a big decision...She has to choose if she wants to live and suffer forever or kill herself in order to bring the peace in the kingome once again?