A colt with a personal vendetta against Princess Cadance decides to get his revenge by crashing her wedding. Unaware that other, much more ominous forces, are planning the same.

Yin and Yang; two ponies who were obviously meant to be together. But they never expected having to literally fuse together to fight crime and the forces of evil. Now the world hangs in their balance!

Daring Do is forced to team up with an earth pony named Epona on a rescue mission to retrieve an ancient mask of untold power.