The antagonist is revealed to be , a rogue FBI agent who was part of the very security detail meant to protect the family. Criminal Minds Season 1 Episode 5: "Broken Mirror" Summary
is the fifth episode of the first season of the police procedural crime drama Criminal Minds , which originally aired on October 19, 2005. The episode centers on the Behavioral Analysis Unit (BAU) investigating the high-stakes kidnapping of Trish Davenport, the daughter of a prominent U.S. District Attorney. Case Overview and Plot
The team is called in when Trish is snatched while on a date. Although the kidnapper initially demands a ransom, the BAU quickly deduces that money is a decoy. The "UnSub" (Unknown Subject) is actually a stalker obsessed with Trish’s identical twin sister, Cheryl. He eventually demands that Cheryl be "traded" for her sister, intending to keep both twins for himself to fulfill a long-held fantasy. The UnSub: Vincent Shyer