Taimanin Yukikaze 2 Animation

In the near future, Japan is overrun with the existence of darkness, demons and monsters. The unspoken rule of "non-interference" between humans and demons, which has been observed since ancient times, began to unravel after humans turned to evil, and the era fell into chaos as evil organizations and companies worked in collusion with humans and demons.

However, those who seek to walk the right path are not powerless. The government of the time organized a group of "ninjas" who could fight "demons" as humans, and fought against the evil of the heretics. Humans called them "Taimanin" -

Yukikaze Mizuki, a Taimanin, rushes around to rescue her mother who went missing during a mission. The only clue that leads to her mother is a mysterious microchip, which points to the existence of the super elite school, Seishu Academy.

Yukikaze then infiltrates Seishu Academy with her childhood friend Tatsuro Akiyama and his sister Rinko to begin her investigation. However, before the three of them, a great conspiracy of darkness appears...