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...
and opinions collected from 
suggestion boxes around school
y las opiniones reunidas de las 
cajas de sugerencias en la escuela
y las opiniones reunidas de los 
buzones de sugerencias de la academia
Nous avons inclus le contenu
 des boîtes à suggestions
e opiniões coletadas de caixas 
de sugestões pela escola toda