Chi Chuanbai doesn't like Yuge. Everyone seemed to think so, even Chichuan Bai himself, until Yu Ge left. When they reunited, Yu Ge was a Chinese teacher at Qingheng Middle School where the disappearance occurred, while Chichuan Bai became a criminal policeman who came to investigate the case. The two reunited had their own thoughts on their departure, and they were tit for tat at every turn. During the investigation, a series of cases with deeper hidden meanings were involved. Chichuan Bai and Yu Ge were in danger one after another, which also made them gradually understand their own intentions... After the case was over, the two fell into a bigger mystery. The important reason that caused Yu Ge to leave that year was the sudden death of Yu Ge's mother, but the matter was far from that simple. Her mother's death was not an accident, but a murder. Who is the murderer? While uncovering the truth, can the various secrets revealed allow the two to continue to support each other and trust each other...
