Kaleid Blood (焔光の夜伯 Enkō no yahaku, lit. "Night Lord of the Blazing Light") is the seventh novel of the Strike the Blood series.
Nagisa has collapsed! Kojou rushes to the hospital, but suddenly a mysterious girl appears, and she looks just like Avrora, the former Fourth Primogenitor. She backs Kojou into a corner—but is she the real Avrora? Through this encounter, Kojou regains his lost memories, what will he remember? Finally, Kojou's past and the secrets of the Fourth Primogenitor are revealed!
- Chapter One: Fairy's Coffin
- Chapter Two: Shadow of Another Kaleid Blood
- Chapter Three: The Jester Reminisces
This volume has not been adapted into other forms of media.