Strike World: Deadverse Reloaded the Anime: 1x1

Monster

Rinne, a girl who cannot see faces and is from a family of exorcists, heads to her first mission with the power of the storm god, Yakumo. They defeat a series of specters, but face an unforeseen monster with black crystals and infinite regeneration. As their situation becomes critical, the mysterious man, Jugemu, saves them.