Breaking The Guardian's Curse

Description of book "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 the question is, will she agree to go with them after finding out they killed her mother and others like her?