When duty calls ( mortal instruments crossover Heroes of olympus)
OK so basically Jace, Clary ( maybe she annoys me) Izzy and Alec maybe Simon meet Nico, Percy, Jason, Leo and Annabeth (maybe Frank) And they clash, each fighting about the clave or the Gods. They have to work together to defeat vampires, demons, minor gods and even some dark angels until they can get to the portal (...
