Himeno is participating in a yabusame competition. A younger girl who trains with her, Ayaka, suddenly approaches her with a declaration of war. Kyoko whispers something in Himeno's ear, and Himeno suggests to Ayaka that they make a little wager...The town of the Merfolk is preparing for a festival. Eri, the young Mermaid who'll be playing the role of the priestess, swims out to an island some distance from the shore with the town's elder, but what they see there shocks them...
and it's especially effective 
in bringing academic success.
وإنّه فعّال بشكل خاص
.بجلب النجاح الأكاديمي
und ganz besonders
akademische Leistung.
y es bueno con el éxito académico.
y es bueno para el éxito académico.
et même des bonnes notes !
ed è particolarmente efficace
per i successi accademici.
e, em especial, sucesso acadêmico.
а также хорошую успеваемость.