Sunny and Izzy go on a quest for answers: for the missing links in their personal stories, and for the lost history of ancient Equestria. Invariably, many twists and turns await them - but they'll be fine as long as they have each other, right?
Sunny and Co.'s quest to reunite the pony races may have ended in success, but if anything, her journey filled her notebook with even more questions to ask Izzy. Some far more important than others, hurriedly written down and circled repeatedly.