It's the beginning of the new semester at Hakuou Academy. Hayate is eager to start the new school year, however Nagi has fallen ill and will not be going.
Because... Because I'm a 
teacher! Because I love them!
Porque... ¡Porque soy una 
profesora! ¡Porque los quiero!
Porque... Porque eu sou uma 
professora! Porque os amo!