Haiyore! Nyaruko-san

Haiyore! Nyaruko-san begins when Mahiro Yasaka, an otherwise ordinary high school student, is attacked by a dangerous monster and saved by Nyaruko, a silver-haired girl who claims to be the shape-shifting deity Nyarlathotep from H. P. Lovecraft's Cthulhu Mythos. She says she has come to Earth on beh...