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.

A strange land called Alicepia has existed somewhere in the world since ancient times. It was inhabited by fun-loving residents called Alicepians, but before long, mysterious monsters called Jamaocks began to appear, and the once peaceful peace of Alicepia was gradually threatened. If things continued as they were, Alicepia would lose its sparkling luster. This is a story about the adventures of t...

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.