[s13e22] Believer -

The investigation leads to the capture of the cult leader, Benjamin David Merva, also known as "The Messiah".

The BAU discovers a "mole" within their own ranks—an FBI agent who is actually a member of the cult. [S13E22] Believer

The Behavioral Analysis Unit (BAU) is pulled into a complex case when Reid discovers former FBI Special Agent (played by James Urbaniak) locked inside a storage unit after being missing for a year. Quinn, brutalized and near death, claims he was held captive by a cult led by a mysterious figure known as "The Messiah". The investigation leads to the capture of the

Critics and fans highlight "Believer" as a standout finale for its tension and the way it masterfully sets up the show's 300th episode. Reviewers on IMDb note its effectiveness as a "sterling example" of a suspenseful mid-story cliffhanger. Quinn, brutalized and near death, claims he was

The team initially struggles with Quinn's credibility as they investigate his claims regarding an UnSub he dubbed "The Strangler". However, the investigation reveals a much larger threat: a massive cult of serial killers. Key Plot Points

The episode ends on a high-stakes note when members of the cult kidnap Penelope Garcia and Dr. Spencer Reid . Reid is forced to choose between saving Garcia or letting the cult leader go free. Critical Reception

Watch a detailed reaction and breakdown of the episode's opening discovery and initial investigation steps: "Criminal Minds" Believer (TV Episode 2018) - IMDb