The story focuses on Song Dynasty's investigation of his father's disappearance as the main line, and gradually leads to a series of urban suspense cases, such as the mysterious death of a socialite, corporate shady affairs, cross-border missing persons, etc. Multiple story lines are intertwined and developed. Song Wanqiu, Yu Jiaqi, Qin Moxiao, and Chu Weiran each pursued different clues, and continued to dig into the truth between trust and suspicion, cooperation and confrontation. The power struggle, emotional entanglements, and past trauma hidden behind the case are gradually revealed. Everyone grows up due to the case and faces the test of choice and redemption. The cases between volumes echo each other, the overall structure is compact, the realism is delicate, and the suspense is progressive. The final reveal of the mystery is not only the outcome of the case, but also the transformation of the protagonist's soul.
