At the end of "Daring Doubt", Ahuizotl revealed after touching the Truth Talisman that he was a Jungle Guardian who was tasked with protecting the artifacts of the River Basin. However, was that really the truth he was spilling? Or somehow...a lie?
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 broken-spirited Spike waits for news of Twilight after an accident lands her in the hospital, dancing on the fine line between recovery and the unspeakable.