In the underground world, zhen tells her lover that he will never hurt her again. He tells her that if she had hurt him in the past, he could punish her as much as he wanted. But if he had hurt her in the present, she could punish him as much. zhen says that she knows those things do not have anything to do with her in this life, but she just couldnt get over them. She tells him to say the four-digit password and the self-destruct system will begin. He says that if there are thousands of steps between them, he will walk towards her step by step. He asks her why she is being nice to him, and she says that he is supposed to hate her, but that she is so sweet to him that he cant bear to dislike her at all. He goes back to the house of the feng family, where he thought he had never really hurt zhen in his previous life. But he was wrong, and he cannot get over it. He wants to punch himself in the guts, because he has hurt her too much in her past life.