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!
It will not do to leave things as they are.
Las cosas no se van a quedar como están.
Eu não vou deixar as coisas 
do jeito que estão.