On the night when he was expelled from the ancestral hall, Chen Jin burned his ancestral tablets and got Yin soldiers to take advantage of him. In the blood and fire, Su Jiuniang's Can Zhu opened his eyes, the mute girl's paper figure whispered, and his biological uncle was using the fate of his clan to continue his life. The Yin soldiers are not salvation, but chains - every time they move, one person's soul will be gone. In order to solve the mystery of his mother's burning, he must collect all the remaining keys to the vagina within seven days, but every key is stained with the blood of his closest relatives. When the Yin soldiers crush the last tablet, who is the real traitor?