The choir heads into the mountains for a singing training camp, but when they arrive, they discover that the site they'd reserved is already being used by a rival school! Meanwhile, Haruo refuses to do anything but...look for kabocha squash?
This is Ume-san, a music arranger. 
She's a super skilled genius!
هذه أومي-سان، مُنظّمة موسيقيّة 
!عبقريّة بغاية البراعة
Ume-san ist eine Arrangeurin!
Je vous présente Ume !
Lei è la signora Ume, un’arrangiatrice.
Ela é Ume, a arranjadora genial!
Это Умэ, она композитор. 
Лучше неё никого не знаю!