The BAU track a conflicted killer in Virginia who feels remorse after committing crimes, while Rossi receives a visitor.

Calvin and Marty send Courtney on a mission to find out information about Fuse Box's impressive new rival; Malcolm attends an event for his creative writing programme at USC, where he scores a meeting with a book agent, Lisa.

After the death of Charlie Harper, Alan faces the reality of moving out of his brother's beach house until he meets a depressed Internet billionaire whose wife just left him.

Louis starts making some friends of his own, but Jessica gets jealous when one is a female. Eddie is uncomfortable when Alison becomes friends with his old crush Nicole.

Patrick Jane has just two days to solve a cold case and save an innocent man on death row.

Callen and Sam cross the border into Mexico and go undercover as food truck owners to find the source of an anthrax poisoning.

After Alex leaves her fiancé, Dave, at the altar, they struggle to maintain relationships with their mutual friends.

June is excited to meet a nice co-worker at her new job, but Chloe warns that the new person probably isn't being as friendly as she seems; Mark goes to James for help expressing his feelings to June.

When Chloe slips June an herbal relaxant to help with stress, June blacks out for an entire day; James deals with the possibility that he impregnated June's friend on her wedding day.

The return of Max's high school girlfriend affects everyone in the group differently; Jane tries to find herself a work husband.

Arson investigator Samantha Orland calls upon the Special Crimes Unit for help with a case that's been elevated to attempted murder when a serial arsonist's most recent fire involves a family.

Oscar feels threatened by Felix's surprising performances playing basketball and softball, and they decide to compete against each other in a decathlon.

Josh's bonding with Colton comes at a price, Sarah feels more like an outsider than ever following a disastrous school gala, a visit to Grandma Rose leaves Ali and Syd with questions, and Maura searches for autonomy.

The team must locate Jack Dawkins when he is kidnapped and held for ransom; Maureen struggles when she substitutes as the president's briefer while Charlie is at Langley.