[quote=@Ebil Bunny]
[@HylianRose] D:

As a closer-to-the-subject-of-this-thread note, did I miss anything I seriously need to know about what happened in the previous season?
[/quote]

At some point I'll put a summary up on the wikia.

Essentially nothing happened in Season Three except for some new arrivals and everyone going back to the Academy and getting genderbent. The assumption (as the RP stopped before we concluded it) is that they found the trickster goddess responsible and reverted back to normal.