60 years after the death of the mane six, Knight Sky is a little filly who sees something she shouldn't have seen. Left for dead after a horrible injury she gets picked up by Spike, who tends to her injuries and winds up raising her. Because of her past and not wanting any other ponies to have to suffer the same fate she sets out to try and find the one who injured her. Then she finds out that Spike has a certain familiar suit in the basement.