The Magical Girls must stop a string of terrorist attacks on New York City! Jard faces off against a pair of mercenaries who use music as a weapon. So-yeon and Claire take on the necromancer, Varvara. And Asuka, Kurumi, and Mia work together to bring down the two improved versions of the biological weapon, Zmey. Amidst this chaos, the truth behind the Babel Brigade's sinister plans come to light!