The story centers around Nyaruko, a formless Cthulhu deity who can take on the shape of a seemingly ordinary silver-haired girl. Mahiro Yasaka is a normal high school who is chased by aliens one night, until Nyaruko saves him.
A DVD Special of Haiyoru! Nyaruani: Remember My Love (craft-sensei) which is also episode 12 of the series and takes place after the last episode of the anime. This was not televised.
