The Crystal Heart has been losing momentum on and off for a while and Ponyville’s Royal Taskforce is on hand to find out why. During a study on crystal wildlife, Fluttershy discovers the source of the Crystal Heart’s lagging; a crystal dragon with an appalling sense of greed. Fluttershy is torn between living up to the Element of Harmony she controls, and keeping this dragon happy to prevent her from crippling the Crystal Heart…

A new family moves to Ponyville and their young colt, Gilt Eyes, joins up with the Cutie Mark Crusaders right away. Much to the annoyance of Diamond Tiara and Silver Spoon, Gilt Eyes is more interested in giving foals with cutie marks a hard time than trying to get his own cutie mark. Silver Spoon pays the price when she finds out why…

Spike loses his voice when he shoots fire at an attacking marewolf, and Applejack laughs her head off every time he talks. She plays a trick on him by setting Winona loose in the Library, and Spike retaliates by getting the dog to drink a potion that makes her act that way forever. Applejack gets frustrated by Winona’s bad behaviour on the farm and lets her know what she thinks of her at the best possible time…

On the day Twilight, Applejack and Rainbow Dash are to give self-defence lectures to Ponyville’s earth ponies, unicorns and pegasi, Discord asks them to help him clean up a mess he’d left behind before he’d been turned to stone by the Royal Pony Sisters. This leaves Rarity, Pinkie Pie and Fluttershy to try and give defence lessons in place of the smartest, strongest and fastest members of Ponyville’s Royal Taskforce…

A dangerous dragon causes havoc in Ponyville, so their newly appointed Royal Taskforce enlist the help of the closest thing Twilight Sparkle had to a friend before leaving Canterlot. But hereditary alicorn Amber Aldis quickly reaches the conclusion that Twilight was a poor candidate for Princess Celestia’s new member of the Royal Family, and devises a plan to take Twilight’s place on the day of the Summer Sun Celebration when Nightmare Moon returned…