Zenless Zone Zero RPG

A post-apocalyptic city, the disasters were caused by space-time anomalies known as "Hollows". These Hollows are huge black spheres that can appear anywhere in the world, at any time, after a while inside, people without affinity with ether (Special energy acquired by people after the emergence of the zero sphere) will begin to turn into Ethereals, deformed monsters that hunt humans and other living beings within the Hollow. There are humanoid Ethereals, Canines, and etc... All equally dangerous to humans.