Chad Todhunter

When a girl is suspected of killing her best friend, but has no memory of the event, Jane engineers a risky maneuver in which she must relive the evening in order to remember.

The BAU hunts a stalker in San Diego who is targeting college students. Meanwhile, the team comes under Strauss' scrutiny in the wake of the loss of Prentiss.

When the unearthed remains of Mason Roberts, a federal prosecutor who disappeared five years earlier, are discovered in the desert outside Las Vegas, Brennan and Booth suspect his death may be tied to the mob. The body count in the desert rises when vultures lead them to the recent remains of a young woman, just a few yards away. Booth suspects the same person may have been responsible for both deaths, but the woman's injuries lead Brennan to believe she has a long history of domestic abuse and her husband may have been responsible for her demise. Brennan and Booth question the deceased woman's husband, who denies he hurt his wife, but leads them to a Vegas loan shark. When an anonymous lead takes them into the world of gambling and underground ultimate-fighting, Booth and Brennan go undercover as Vegas high-rollers. Booth takes his turn in the ring and risks his life in a desperate effort to undercover the mystery.

Dexter must buy time to protect himself when Debra's investigation brings the department one step away from identifying the Trinity Killer.

To protect a key witness who is en route to testifying against a deadly drug cartel, Team Scorpion takes her on the run, with the cartel hot on their heels.