Nyx is finally ready to move forward with her life. With the love and support from her family, friends, and even the princesses, she can finally look forward for what the future has in store.

But is her past so willing to let go of her?

Something buried in Night Stone Castle has been awakened and is now roaming Ponyville unchecked. It hasn't hurt anypony yet, but all the times somepony has seen it, Nyx was nearby as well. With the town starting to get jumpy, the filly needs to find out what's going on and quick, because her life just might depend on it.