Several years after a deadly threat known as the Viperichonyc a deadly enemy of Dragon kind lead by King Serpinataur who had planned to wipe out all of the Dragons and any other creatures that stood in his way. Thwarted by Spike who had drank a potion called Ryujin venom to become a full grown rare breed of Dragon known as a Stratadon to fend them off for good but at a price Spike was permanently changed and had to leave. Rarity who had missed him greatly wanted to tell him how she felt (with Starlight Glimmer and Trixie’s support of course) and goes to the Dragon lands to make the Biggest change of her life.