The ones harassing Riko and her friends were "former" student council president Enomoto Yuiko (Eno), whose work was stolen by Maki, and her friend and student council treasurer Mizushima Sayori (Sayo). Declaring war on Riko and her friends, Eno and Sayo sneak into the student council room where they discover materials related to the love lab.
Meanwhile, Maki takes on all the responsibilities of the student council herself and collapses from the strain...
don't tell anyone about today.
no le digan a nadie lo que pasó hoy.
no le digáis a nadie lo que ha pasado hoy.
par respect
 pour l’élève anonyme.
não contem a ninguém sobre
 isso que aconteceu hoje.