Gil Grissom and Catherine Willows investigate the death of a woman found in a grocery store restroom.

In this episode, the team investigates a series of murders occurring along the I-15 highway. The case becomes deeply personal and challenging when a victim is found in a supermarket, leading the investigators into a complex web of forensic evidence and psychological profiling. 🧪 Key Plot Points

Collecting fibers and materials from the "highway" environment to link the suspect to the victims.

This episode reinforces Grissom's dedication to "following the evidence" even when the scale of the crimes begins to feel overwhelming.