Kirika and Shirabe attempt to recover Dr. Ver so that he can treat their mom.  They run into Hibiki, whose fusion has progressed to the point where she can fight a Noise with her bare hands.  Dr. Ver injects them with a LiNKER boost, and they attempt to use their ultimate songs, which might kill them.
we're in charge of the chores.
نحنُ مسؤولتان عن الأعمالِ الرتيبة
können wir wieder mehr machen.
el efecto secundario del LiNKER.
on s’occupe des corvées.
dobbiamo occuparci dei lavori di routine.
nosso trabalho é cuidar da cozinha.