The sweet and charming prince charming was broken, but he relentlessly pursues me.

"Sign it and I'll set you free," Ling Ye-Chen said to her, his eyes cold and emotionless. Looking at the divorce papers on the table, Lin Yanluo chuckled and said, "Okay, I hope you never regret this decision." She dropped the agreement and left without looking back. Everything here, including this man, didn't matter to her at all. Five years later... "When will you come home with me, my wife," said the poor, beseeching voice. "Get lost! Get lost as far as you can!" At that moment a soft, lovely figure came running over: "Daddy, Mommy, what are you guys doing? I want to play too..."

Each case is related to something special. Every trace breaks off somewhere without giving the detectives any logical solution. Everyone is different and understands the concept of serial killing differently. Some only catch evidence, others are intuitive and accurate. There is one case and there are countless detectives. What will each of them have to go through to get to the very end of the serial murder path? Will any of them find a solution?