Hayate wants Nagi to attend school on a daily basis. One day, however, when returning from school, Nagi forgets a notebook, and as her butler, Hayate goes to the academy to get the notebook. However he arrives at night.... in an area that's supposed to be haunted!
The way Katsy teaches makes 
things so easy to understand!
Katsura-chan enseña de una 
forma muy comprensible.
A Katsura-chan ensina as coisas 
de um jeito fácil de entender!