After the two wars to protect their home, Percy and Annabeth have decided to take a long and much-deserved vacation. All is going well as they travel the cosmos, visiting the personal realms of the Primordials, basking in the radiant power and beauty that emanates from these ancient realms. That is, until they reach the realm of Phanes. Percy Jackson x Genshin Impact Crossover

Nico might have been planning on leaving camp, but that doesn't mean he appreciated being sucked into another dimension with no way of getting back. Since it seems he's stuck in this strange world, he might as well get used to it and maybe make a few friends along the way. [Longer description inside, mostly Nico's pov, canon-typical violence]

Just like it sounds, the fates were bored and decided, eh what the heck, let's cause as much chaos as godly possible. You'll see what I mean.