The well-known singing duo Zwei Wing is performing when all of a sudden, monsters known as Noise attack and begin murdering the audience. When Tsubasa and Kanade, the singers of Zwei Wing, unexpectedly morph and start combating the demons, the female Hibiki already anticipates her impending demise. This day would be a turning moment in Hibiki's life that would have an eternal impact on her present and future.
