Prologue - What's going on?

The annual visit that Camp Halfblood can make to Mount Olympus during the Winter Solstice does not go as usual, usually the demigods attend in the hope of speaking with their divine parents, but due to beings superior to the Olympian gods. , the Greco-Romans will realize how much they ignore and underestimate about the world, that there are beings who could confront and defeat them, that there are exceptional mortals and more.

Disclaimer:Percy Jackson belongs to Rick Riordan, as well as any other element of any other work, creation that appears, credits to whom it corresponds.
I'm just a fanfic writer, and creator of some gifs and images