Inspired by the 1951 film: The Day The Earth Stood Still

This take place after defeat of Discord, the spirit of chaos.
While looking her mail. She noticed a letter from a mysterious source. It states they are not alone. And the recent events proved their life should not be ignored anymore. As a result, they will send an emissary to their land. After telling the Princess. Who claims has received a similar letter. Twilight and her friends are tasked to give this visitor welcome. And if necessary. Use the elements against him.

Thanks for GaleSinger for editing