The protagonist (Nian Jin), who is nearly 17 years old, due to an accident, his soul is attached to the body of high school student Xiao Zhen. His classmate A Zhen lives in his room. He is polite, gentleman and well-behaved in front of others, and he is arrogant and cold in front of himself. The contrast is completely opposite. During the days of living together, he learned that A Zhen and he had a baby date. From the time he got Xiao Xuan's body, he could also see a supernatural body...