The rift between Rena and Honoka grows ever larger as the former decides to retire from high-school volleyball, but Chizuru and Arata decide to fix things.
She's in high school.
.إنّها في المرحلة الثّانويّة
Sie ist Oberschülerin.
sono uno studente delle superiori.
Ela está no ensino médio.
Она же старшеклассница.