Amato Takeru, a high school student, has just moved to Akihabara. He's chosen a house with cheap rent, but with one particular imperfection: a hole in the living room floor. When he peeks into it, a girl pops out... And so begins the hectic life of Takeru and the cat Eto-musume, Nya-tan.
Snake, snake... What was after that?
أفعى، أفعى... ماذا كان بعدها؟
Schlange, Schlange …
Serpiente, serpiente... 
¿Qué venía después?
Serpiente, serpiente... 
¿Qué venía después?
Serpent, et…
Serpente, serpente... Cosa viene dopo?
Cobra... cobra... O que vem depois?