On a certain day of a certain year, a certain month, a mirror was accidentally broken, and in an instant, a burst of black mist poured out, gradually condensing into the shape of a person, with long black hair hanging down to his heels, a black robe that moved without wind, and two curved sharp corners on his head. He opened his eyes, his scarlet pupils reflected the girl in front of him, and his thin lips parted lightly: Are you calling me? Human
Zhi Ran: ... If you don't sign, get out.
Concept: A story between a girl and an ancient monster