Heliorise

You've grown up alone, an orphan with no family to call your own. But on the day you come of age, a mysterious letter arrives: you have a sister. She lives in the sprawling metropolis of Heliorise, the world's largest city, and she sincerely wants to reunite with you. Is she really your long-lost family? Why reach out now after all these years? What does she truly want? Only one thing is certain: your life is about to change forever.