The astonishing finale of the acclaimed series! After an intense brain surgery, Luna's mental imbalances are more manageable, but still problematic. Now 18, she's estranged from her parents and forging a life on her own. But Luna soon discovers that there's a new Flying Woman in town . . . one that's hellbent on causing havoc and terror. After witnessing this new Flying Villain, Luna's purpose finally become clear. She must be the one to fly—for the good of Chicago, for the sake of her family, for the memory of Mayura, and for herself. And this battle will all take place above the Chicago skyline . . .