It tells the story that the criminal police of the major crimes unit, who is called "mad dog" by hook or by crook, and the leader of the criminal organization killed by the serial killer join hands to hunt down the serial killer.
2. 20 15 "Veterans":
It tells the story of a game of wisdom and courage led by senior agent Xu Daozhe and the arrogant chaebol III Zhao Thames.
3. Our happy time in 2006:
It tells the story of an accidental opportunity. Yunxiu and Youzhen met in prison. They got comfort from each other and gained hope and courage to face life again.
4.daisy in 2006:
Against the background of gangsters, it is described that Interpol is in love with the same woman as Park Yi, the killer he is chasing. Three people's destiny takes a hand's love began like this.
5, 2000 "unreachable lover":
It tells the love story that the hero and heroine live in the same house at two different times and communicate with each other through a mysterious mailbox.