Akata Warrior

A year ago, Sunny Nwazue, an American-born girl Nigerian girl, was 
inducted into the secret Leopard Society. As she began to develop her 
magical powers, Sunny learned that she had been chosen to lead a 
dangerous mission to avert an apocalypse, brought about by the 
terrifying masquerade, Ekwensu. Now, stronger, feistier, and a bit 
older, Sunny is studying with her mentor Sugar Cream and struggling to 
unlock the secrets in her strange Nsibidi book. 
Eventually, 
Sunny knows she must confront her destiny. With the support of her 
Leopard Society friends, Orlu, Chichi, and Sasha, and of her spirit 
face, Anyanwu, she will travel through worlds both visible and invisible
 to the mysteries town of Osisi, where she will fight a climactic battle
 to save humanity.
Amazon
Category:Best YA novel (not a Hugo)