Mahiro Yasaka is just an ordinary high school student, until one day he is suddenly attacked by a dangerous monster. Just when everything seems to be lost, he is saved by a strange girl named Nyaruko, who claims to be the shape-shifting deity Nyarlathotep from horror author H. P. Lovecraft's Cthulhu Mythos.
Starring Eri Kitamura, Kana Asumi, Shiori Mikami, Yuka Otsubo, Mariko Kouda, Rie Kugimiya, Miyu Matsuki, Jouji Nakata, Wataru Hatano, Satomi Arai