Whisked to Oz by a Kansas twister, Amy Gumm discovers that the magical land has been destroyed by Dorothy's tyrannical rule, a situation that compels Amy to join an order of deposed magic-wielders who seek to put an end to Dorothy's reign.
Amy, continuing her efforts to free an oppressed Oz, discovers harrowing truths about her mission, Oz's past, and a growing danger that threatens her Kansas home.
Whisked away by the magical Road of Yellow Brick, Amy embarks on a journey in search of help in the aftermath of a devastating betrayal and news that Dorothy may not have been defeated after all.
To fight for Oz and save Kansas from power-hungry dictator Dorothy's latest plot, Amy teams up with the Revolutionary Order of the Wicked and finds herself working alongside the Wicked Witch of the West.