This story is about Shadow Flash, a pegasus who has lived with wolves her entire life. After her pack gets destroyed, she travels to Ponyville to find out a solution.
The Mane 6 get ready for Hearth's Warming Day, but it's not that easy to get a tree in Ponyville. Rainbow Dash goes out to get the perfect tree for the holiday.
Twilight casts a spell, and her and her friends are transported to an alternate universe where the genders are switched. All is not well when they meet themselves, but not exactly themselves.