The series focuses on a group of criminal forensic experts from the Las Vegas Police Department who carefully analyze physical evidence to uncover the truth behind bloody murders.As a criminal investigation drama with realistic pictures and realistic plots, "CSI Crime Scene" has set off a trend of "procedural solving" in police and gangster dramas with its unprecedented sense of reality and professionalism, becoming the pioneering work of such dramas. The play not only shows the meticulous reasoning process and the cold case background, but also deeply portrays the inner world of the characters, cleverly blending logical deductions with the characters' emotions, creating a gripping plot tension.With the success of the series, the TV station has successively launched spin-offs "CSI: Miami" and "CSI: New York", which tell the story of the case handling of forensic teams in different cities.Although the two spin-offs finally came to an end after ten and nine seasons aired, they continued the spiritual core of the original version and left a deep impression on the audience.