Rockhoof has returned to Equestria after a thousand years in Limbo. He's also severely depressed. Princess Luna pays him a visit in his lonely dream to find out what troubles him.
Everypony thinks that Queen Chrysalis escaped capture, but Discord's captured her and holds her prisoner in his home dimension. She's going to get reformed by the Master of Mayhem. Eventually. Maybe. Theoretically.
Mister Lonely Heart is a changeling "Grievance Councelor", who imitates ponies that his clients have problems with. Applejack wants to say a few choice words to a relative. A dead relative.
Mister Lonely Heart is a self-styled "Grievance Counselor", a changeling who mimics ponies that his clients have issues with. When Twilight Sparkle pays him a visit, he finds out how painfully neurotic the Princess of Friendship really is.
A filly Rainbow Dash struggles with having a flat wallet and the urge to flatten a bully's head. Can she solve at least one of these problems before her father ties her to a weather vane so she can't break more windows?
Guiding Light is the Wasteland's greatest Celestiast Priest. He brings hope by assuring his followers that Celestia and Luna will return to make Equestria right again. But does he really believe what he preaches?
Rainbow Dash is a genius at messing up her life. While attending Junior Speedsters Flight Camp with her buddy Gilda, a new changeling student tries to be her friend. He's gonna wish he stayed home.
Don't you hate it when some egghead tells you what's wrong with your life? Don't you hate it even more when she's right? Twilight Sparkle gathers her friends together and tells them what they don't want to hear. Which is the truth.