This is the 4th story of the Nyx Chronicles, and it is the holiday special.
Nyx, Tex, Spike, Rainbow Dash, Twilight, and Lunar Eclipse travel to the Crystal Empire to spend the holiday season of hearth's warming there with Twilight's family. Twilight and Lunar Try to decide what they should do for the family. Rainbow Dash struggles as she decides what to give Nyx as a gift for the holiday. Nyx meets a mysterious filly who has unique magic powers.
Nyx belongs to Pen Stroke.
This is an unofficial sequel to past sins
Rainbow has to watch over Nyx for a few months while Twilight is in Canterlot.
Twilight, Nyx and Rainbow give Lunar a tour around ponyville, but they discovers something that he didn't even know that remains in him.11
Nyx is starting to get lonely and wants a friend for her own. but a mysterious dragon shows up and is searching for a friend also
Nyx and her family travel to the Crystal Empire to spend the holiday there.
Danger is on the horison and the children of shadow are out for revenge on Nyx. It's up to Nyx, her family and a mysterious dragon to take down the leader