Some things cannot be studied deeply, and once you fall into it, you will be in a quagmire.
An old incident leads to a series of murder cases.
A special criminal investigation team composed of several elites from different detachments will use all their resources to investigate each case and bring peace to the world.
Bai Xiao: "You have always been protecting me, this time I will protect you."
Linga: "Fool, I am willing to protect you for the rest of my life, as long as you are by my side."