Strike World: Deadverse Reloaded the Anime 1x3

After Jugemu and his allies defeat a horde of monsters known as "core holders" who were attacking the city, a new swarm appears, accompanied by a masked man who targets Rinne's estate. Jugemu and the others move to intercept, but they are overwhelmed by the immense power of the Ruinous-class monster Shuringala, summoned by the masked man. The man then reaches for Rinne...