Himeno has been featured in a fashion magazine! Could it be that she's working part-time as a model? Suspicion and wild ideas fill the minds of Nozomi and Kyoko, but what is the real story? Himeno's class visits a school for merfolk to participate in a joint class. The students of the two classes begin to build relationships as they interact throughout the day, but the highly unique merfolk students remain a source of intrigue.
breaks down their poop,
 and even serves as food for them.
.وتحلّل برازها، وحتّى أنّها تخدمها كمصدر طعام
zersetzen die Ausscheidungen und dienen
auch noch als Nahrung für die Fische.
deshacen su excremento
y pueden comerlo.
deshacen los excrementos
y pueden comerlo.
nettoient leurs excréments
et servent de nourriture.
scompongono gli escrementi
e fungono anche da cibo.
desfazem o cocô deles, e até servem como comida.
разлагают их экскременты, 
а также служат кормом.