Following the Changeling Invasion of Equestria, Twilight and her friends decide to enlist in the army, all 6 of them getting placed in an Equestrian tank. During a mission, they go deep behind enemy lines, where by the day, they go through supply issues, constant enemy resistance, and questions are raised about the ethicality of war. Friendship seems to be cracking and the technological advances seem to be a counterbalance to a thousand years of Harmony. Just how strong can their friendship hold?

The IRS has come to Applejack's door and demands her to pay her taxes. Applejack, the hard-working pony she is, refuses, deeming it as theft, leading her to flee to her friends to help her out. But this turns into another argument, dividing the Mane 6 over their stance on the IRS.