The Secret Of The Magic key

Valanese, a 15 y/o girl living in the village of Magnolia. She lived with her grandmother, who is now 75. She has been helping her grandmother with chores ever since she was 8 years old.

She was always the happy kid. She loves helping people especially to the ones she love. One day, as she was cleaning the bookshelf, a book suddenly dropped to the floor. She picked it up. It was a diary. She then open up and flip to the pages that had been written.

What had been written interest her in knowing more. No one had ever been beyond those walls and explore. It said to be very dangerous. At night, She sneaked out-she never get caught by the guards who were at the entrance just because of a cat.

So-

What will happen in her adventure?