When two apprentices to King Sombra flee, one finds herself battling for the fate of her world, while the other finds herself in a new world entirely. In the space of a few years, they both unwillingly find themselves at the heart of the rebellions that represent the last hope for a brighter future. As the villains' final victory looms overhead, they scramble to find a way to reverse a thousand years of bad fortune.
Will they be able to overthrow the tyrants, or are both worlds doomed to live in fear?

When the Canterlot Radio Station receives word of a imminent attack, the whole crew heads to safety. Someone has to stay behind to keep the Sirens off the air for a little while longer. With the mob banging at the door, she sends out her final message to those still fighting for freedom.