Breaking The Guardian's Curse

Havila is a kingdom where human beings and supernatural beings live together in harmony but the new king, King Ghardiel broke the law by killing every supernatural being in the kingdom. This made the guardians protecting the kingdom angry and they laid a curse. The curse could only be broken by a supernatural being but King Ghardiel thought he had killed all of them until a message came that one was alive but in another world. It was up to the King's son, Prince Edward to find her and bring her to the palace but there was a need for someone who could create a portal, it was then that everyone found out that the gardener, Lucas Grayson was more than a gardener. He and the prince journeyed to the other world where they found Phoebe but it was hard convincing her because she was hurt when she found out she was about to help those who killed her mother. Will Phoebe help them after finding out that they killed her mother and her kinds?