Sam Littlefield

Robin rediscovers a group of single girls who like to party; Ted pitches Barney a design for his company's headquarters.

A serial killer in the Olympia, Washington area has abducted four blonde, young women. When the third victim is found embalmed, the BAU are called in and suspect that the embalming may be a way for him to spend more time with them.

An old family friend tries to persuade Gibbs to join him on a road trip, in search of a missing military ID bracelet. Meanwhile, a Navy lieutenant is poisoned while in protective custody.

When a furious farmer camps outside the White House, Cal must find out if he means harm, especially when it is claimed he is armed with explosives.

Reverend Matt Jamison takes his wife outside Miracle to seek answers about her condition; Matt struggles to keep Mary safe from desperate tourists outside the town's gates.

New evidence prompts the team to re-examine the 1958 murder of a newlywed Ivy League grad who led the charge for developing suburban communities with affordable housing outside Philadelphia.