Isaac Cheung

Richard is distracted while trying to finish his demonstration; Jared worries that Monica is trying to replace him; Dinesh develops a crush; Erlich's past threatens the company's chances.

Garcia is shaken after a case brings forth difficult memories for her, and Morgan returns to offer emotional support. The BAU investigate the potential return of a serial cannibalistic killer.

The team joins forces with the State Department, after an arms dealer's death is linked to a slew of crimes that seem to be carried out by someone with elite special forces training.

Lydia and Reuben search for a killer who cooked a man's body; John and Lucero have a day filled with strange calls; Ben and Sammy respond to a bank robbery.

Judy forces Josh to choose between her and his new best friend. Andrew asks the doorman for help.