Superb Song of the Valkyries: Symphogear S02 E05 Bloodstained Serenade

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

Kirika and Shirabe sing "Orbital Beat" at the school singing competition. Not wanting to fight them at the school, the wielders agree to fight a duel at another place. But when they arrive, instead of the girls they find Dr. Ver.