The powerful Princess

This is a story about a girl named Sarah who is a princess from another planet that is below the planet earth but is invisible, for a reason she came to the human world where magical humans live but are surrounded by humans. In earth the government's don't know that some humans have powers because all the magical humans created a island about half the size of the United States, this island is invisible and is between South America and Africa. (And bro when i say that the island is invisible it's invisible so anything can go through it and the people on the island don't feel nothing.) And well before she came to earth she had to change her appearance, name but also her memory, no worries she'll get her memory back little by little.
Now Sarah and her friends(A.K.A-Blue and Hanna have a long adventure of laughter, romance and uncovering mysterious together.
What has the future in store for them.
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This story is mostly like a role play , but I hope you understand my story thanks.'^~^'