Tirek returns to his homeland, the Midnight Kingdom to get revenge on his brother King Scorpan. Meanwhile, Flurry Heart is called by the Cutie Map to deal with a friendship problem in the Midnight Kingdom.
Tirek, Cozy Glow, and Chrysalis awaken to find they have been released from stone and narrowly escape Twilight's guards. They quickly begin plotting revenge, but can they come to an agreement on what to do next?
Princess Twilight Sparkle tasks Fluttershy, Discord, Spike and Flurry Heart with reforming an unexpectedly repentant Lord Tirek, who is holding a dark secret about his motives.
Flurry Heart has many things on her mind like when she'd next spend time with Twilight, and how she'd go about befriending somepony as vile as King Sombra.