Yoshichika, Tamaki, Chloe, Mana and Yukari complete another simulation program, destroy a simulation of a mask-like foreigner named Enlil in record time. Olga, who is still unable to participate, warns the others that vanity will work against them. After Yoshichika later thanks Olga for the advice, Olga goes to the basement cells and finds Enlil, who agrees to form a covenant with him for a day before mentioning that he has unfinished business with Lucifer...