What if seven characters from different fairy tales that not only are they confused in how they got to Equestria, but how the have memories of other ponies they didn't remember having?
Princess Cadence, alicorn princess of love, possesses a large amount of love magic. Her magic cannot force two ponies to fall in love, but given the proximity and the bonds of military service... Things have gotten a bit touchy around the garrison.
An unknown event suddenly rips all of Ponyville out of its place in space and time and places the entire town and all it's inhabitants on a ranch in Colorado. As the ponies, and humans, adjust to this event, more strange events start happening.
Heuristically programmed ALgorithmic computer. Otherwise known as H.A.L. Deactivated for a fault in his programming that lead to the deaths of four of the five members of his misson and deactivated by the survivor.