Tales of the Celestials: Sphere

Kan Meilin knows for certain: only in books does fate knock on doors, elevating you to the heavens with charming heroes and cruel villains. But she, a village girl, has been incredibly lucky. Legendary masters have accepted Meilin into the Temple of the Celestials, where the energies of the four elements intertwine and true miracles happen. But... why does her best friend look so much like a typical villain? Where is the main hero of this extraordinary story? And is it really as simple as it seems at first glance?