The cannon fodder beauty in the book is attached to the demon lord villain

Ye Changsheng, a genius born in the Ye family, was born with wisdom. He knew thousands of herbs at the age of three. His family cultivated him with all their strength and placed great hopes on him. Once he was injured, he accidentally exposed that he had hemophobia, and his family abolished his heir qualification and sent him to live in the secular world. He lived in the secular world for more than ten years, always alone. One day, he packed his things and went home as usual. He found a novel about cultivating immortals with two male protagonists in his schoolbag. He took it in his hands and was fascinated by it. He was hit by a speeding truck. When he opened his eyes again, his soul had traveled through the world in the book, floating in the ice lake, and became the short-lived cannon fodder beauty in the book. When he was dying, he bound to the god-level selection system...