Superb Song of the Valkyries: Symphogear S02 E07 When You Stop Being You

"Meteoroids falling, burning, disappearing, and then..."

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 touch a Noise with her bare hands. Dr. Ver injects them with a LiNKER boost, and they attempt to use their Superb Songs, which might kill them.