The title of this song has not yet been confirmed.
Promised Blood (JP: プロミストブラッド) is an insert song for the "Promised Blood" Magical Girls Kirari Hikaru, Kureha Yuna, Kasane Ao, and Ooba Juri. It is sung by their VAs Izumi Fuuka, Suzumoto Akiho, Amano Satomi, and Matsumoto Kayuki.
The song was included as the story ED track of Crimson Resolve (Event).