Larry Clarke

A serial killer who targets random victims in highly visible places to create a sense of public fear is the subject of a BAU investigation.

Booth’s detective friend, Ken Nakamura, calls him from Tokyo in a panic when his sister Sachi goes missing in Washington. Booth and Brennan are on the case, and their investigation leads them to a canal where they find Sachi’s decapitated head. Booth and Brennan meet up with Ken and trace his sister’s life away from home, and their investigation leads them to an elite escort service. When they discover that her roommate is also missing, they must race against the clock to find Sachi’s killer.

Carter and Abby treat two children whose ominous symptoms force a quarantine.

McCoy and Carmichael learn they have the wrong killer in custody.

Briscoe and Green think a husband had a role in his wife's shooting.

A high-society escort is shot in a theater alley at a benefit concert.