A note asking for hairstyles popular among boys is found in the suggestion box.
In order to fulfill the request for the opinions of boys from Southern Middle School, Riko searches her cram school for boys from Southern Middle School and comes up with Nagi.
We don't have to conduct our 
love lab in secret anymore!
Ya no tenemos que investigar 
el amor en secreto.
Ya no tenemos que investigar 
el amor en secreto.
On n’est plus obligées
 de se cacher pour étudier l’amour.
Não temos que conduzir o laboratório
 do amor em segredo mais!