Eragon Shadeslayer can't go back to Alagaesia because of the prophecy, so he lives in Equestria. To make new friends with adorable, and colorful ponies
In the world of Alagaesia, a Tyrant Queen rules with an Iron hoof, the last of the Dragon Riders. But when an Innocent Farm girl finds a strange stone in The Spine, which turns out the be a dragon egg, she has the choice to save all of Alagaesia.
Eragon and Saphira have been travleing for a long time looking for a home when they run into a strange land where ponies can talk, fly and use magic...