Two years have passed since the mane six defeated Lord Tirek with the power of harmony and enclose him in Tartarus. After that day, the peace fell in Equestria as never before. But not all were in peace after all. In the Everfree forest, at night, there's a problem with the creatures and that could affect the neighboring town next to the forest, Ponyville. Luna decides, accompanied with her guards, to investigate what endangers PonyVille. But she didn't know what surprises the forest would provide when they reach the forest.