Nico Di Angelo has a responsibility to keep worlds from crossing paths until the world, or universes need saving. Sometimes a small army of Greek demigods cannot save everything. Nico was taken away at a whim. With no warning. He stumbles (quite literally) into a new world of heroes and villains. He does not know if his sister escaped. Hades, he doesn't even know how to get back! With too much happening, he needs friends to sort things out. To balance his new, temporary life in a world full of comic superheroes and villains. Meanwhile, detective Naomasa Tsukauchi sets to figure out who Nico really is. Especially with the unfortunate greetings, True Man is keeping close tabs on the demigod. A pjo/hoo and mha crossover fanfiction. DISCLAIMER: Characters do not belong to me unless said otherwise. They belong to Rick Riordan and Kohei Horikoshi.