The Chronicles of JRC - The chosen ones

With the loss of both parents, and her grandma, Joanne gets sent to an orphanage. She's around eleven at the time, and she had no idea what will become of her. She later gets adopted by a wealthy family and attends a private school. She and 29 other students get chosen to go explore an undiscovered island, and so she goes off for training. Till the day approach when she will face the biggest challenge of her life, will she make it out alive?