[s10e4] The Itch -

: Leaving the victims' bodies in public spaces after they have scratched themselves to death or been killed during his "experiments." Key Plot Points

: A former journalist who lost his sanity after the death of his son. He became obsessed with the idea that a government conspiracy or an environmental factor caused his "infestation." [S10E4] The Itch

: A significant subplot involves Aaron Hotch profiling a woman named Lisa who also claims to have the condition. Unlike the aggressive UnSub, Hotch realizes her "itch" is a physical manifestation of grief and helplessness regarding her infant's death years prior. Episode Conclusion : Leaving the victims' bodies in public spaces

The Behavioral Analysis Unit (BAU) travels to , to investigate a series of murders involving victims whose bodies are covered in scratches. The investigation reveals that the UnSub (Unknown Subject) suffers from Morgellons disease , a delusional skin infestation where the sufferer believes their skin is infested with bugs or fibers. The UnSub: Leo Jenkins AI responses may include mistakes

Reviewers from TV Fanatic noted that the episode was particularly effective due to its "creepy-crawly" atmosphere and the empathetic way it handled the intersection of mental health and grief, specifically highlighting Hotch's "gentle" profiling of Lisa. AI responses may include mistakes. Learn more

: He kidnaps individuals he believes are part of the "cover-up" or who can help him expose the "truth." He uses a high-frequency device to stimulate the sensation of "crawling" in his victims to make them understand his pain.

This report covers , titled " The Itch ," which originally aired on October 22, 2014 . Case Summary