On Zhao Anyu's ninth birthday, his parents went out to buy him a birthday gift without telling him and never came back. Zhao Anyu joined the criminal police team to find them.
As he gradually became familiar with the environment, he noticed the weirdness of his colleagues around him, such as the captain Zhou Tie who always had a cat on his body when he came back from an outing, his colleague Liu Ying who was still sleepy after being caught sleeping several times during the day, and the forensic doctor Lin Lijiu who always looked at the corpse... In order to find the truth about the disappearance of his parents, Zhao Anyu had to ignore these weirdnesses.
As time goes by, in the process of solving each case, Zhao Anyu's inner trauma is gradually healed by a group of people around him
When everything was moving in a good direction, Zhao Anyu saw his parents who had been missing for many years during an accidental outing...
Purpose: Pursuing hope