A man wakes up to find he's inhabiting the body of a cartoon horse who wasn't exactly Mister Popular, judging from how shocked the locals are when he says things like 'please' and 'thank you'.
Since their birth, the Great Dragon Spike told tales about his brave mother, Twilight Sparkle, stolen from the young dragon by a tragic time spell accident 160 years ago. But now she's back! Her hive of changeling grandkids can't wait to meet her!
Providence is an odd thing. Friar Jacques de Charrette, warrior monk of the Hospitallers, will learn this the hard way as a vision leads him to Equestria, where he and his newfound friends will face a diabolical threat.
Silver Lining, now wielding a cutie mark and an insatiable desire to learn and codify magic, has graduated from grade school and now faces the challenges of a magic academy as a young adult. This former-human is learning his place in Equestria.