It is the prequel to Uta Matsuri Yaosou and explains Nai's identity. . .
Origin and Destiny is just a ridiculous game; I am just a ridiculous puppet. As the truth unfolded one by one, I realized that I am not even a puppet. . .
Xiao, I always thought that my faith was like a god-like master, haha, it was just a bloody game. Is my existence right or wrong? . .
I had no choice but to go back, to my darkness. . . . . . . Revenge