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.
helping them maintain a 
constant temperature.
ممّا يساعدها في الحفاظ 
.على درجة حرارة ثابتة
und dadurch die
Körpertemperatur konstanter bleibt.
y ayuda a mantener la temperatura.
y ayuda a mantener la temperatura.
et donc la perte de chaleur.
così diventa più facile
mantenere una temperatura costante.
o que ajuda a manter
uma temperatura constante.
что позволяет сохранять 
температуру тела.