Haoliang realises Xiaowen was the teacher who died saving him. They acknowledge each other. She adopts three kids and recycles junk. Haoliang gives her items from home and lies about finding them on the streets. He befriends the kids. Hei and Bai trick the CEO into gazing into the mirror of past lives. They find out the underworld is overheating from overpopulation and may blow up anytime.