Compulsioncriminal Minds : Season 1 | Episode 2

The investigation leads to , a chemistry student who survived a traumatic house fire as a child. She believes she is testing her victims' purity through fire.

The second episode of Criminal Minds , titled "," follows the Behavioral Analysis Unit (BAU) as they hunt an unconventional serial arsonist on a college campus in Tempe, Arizona. Unlike typical arsonists who watch their fires for pleasure, this "unsub" (unknown subject) kills victims in private, suggesting a different psychological driver. The Arsonist's Profile CompulsionCriminal Minds : Season 1 Episode 2

The team originally misinterprets a distorted tip-line message as "I do this for Karen," but later realizes she is saying "Charon"—the ferryman of the dead in Greek mythology. The Unsub: Clara Hayes The investigation leads to , a chemistry student

Clara traps three classmates in a science building elevator on the third floor, dousing them with chemicals and preparing to set them ablaze. Unlike typical arsonists who watch their fires for