In a peaceful city, a sudden kidnapping case made the citizens' heartstrings tense.The daughter of well-known entrepreneur Shen Hui was kidnapped by unknown persons. After some tense negotiations, Shen Hui paid a huge ransom in accordance with the kidnapper's instructions.After receiving the ransom, Yu Hai and Lu Jie in the kidnapping gang quickly divided the loot, and then Lu Jie left the scene with reluctance.

However, on September 24, the day after the ransom was distributed, shocking news spread throughout the city—the daughter of Shen, a famous entrepreneur in the city, was found murdered.This news was like a bolt from the blue to Hai. He couldn't believe that the kidnapping case he had just participated in ended in such a tragic ending.

At the same time, another clue is quietly unfolding.Policewoman Miao Jia is working hard to investigate Lu Jie's disappearance.Based on the surveillance footage from that night, she reconstructed Lu Jie's route of action step by step.During the investigation, she encounters a scavenger who may be able to provide key information that will shed light on the case.

During the investigation of the Crime Team, Yu Hai's old house became an important scene.The police found a mineral water bottle here with lipstick marks on the mouth.This discovery aroused Wu Yuke's intuition, and he felt that the case might have unexpected development directions.

As the investigation deepens, more and more clues emerge, but the truth seems to be more confusing.What was the cause of death of Shen Hui's daughter?How is Lu Jie’s disappearance related to this kidnapping case?What does the lipstick mark on the mineral water bottle mean?