"I like him but he never notice me...," Feelings for him getting strong while he gave me a big scar in my heart.Liking him like giving myself to be selled.I always hoped he like me but..it won't be happen because he have another girl.My friend..betrayed me..She's the devil.She knows how much Zi like him,and she took him away from me...

I was pregnant, but the baby was my rival's.

Heavy snow covered the streets in December.

Gentle, refined and warm-hearted top vs. Sunny, handsome and faithful bottom

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?