Hayate learns that Nagi transferred him to her school, Hakuou Academy. Although Hayate wants to go back to school, he'll have a hard time when his grades from his old school were on the cutoff line and the transfer exam is tomorrow!
A butler is a formal guardian,
Un mayordomo es un guardián 
formal que está ahí
O mordomo é um guardião que está sempre 
disposto a atender os desejos do seu amo.