Greg befriends fellow history buff but Katie is not happy because he is married to her nemesis.

A recent loss creates a rift between Booth and Brennan, as they deal with their grief in different ways. Meanwhile, an old flame from Brennan’s past comes to visit.

When Bull assists the U.S. Attorney’s Office with a manslaughter trial against a real estate magnate, Andrew Withrow, he finds himself once again opposing Diana Lindsay, his romantic rival. As the case gets underway, Bull’s penchant for winning goes into overdrive when he realizes the defendant is a clinical sociopath determined to use Diana to antagonize him during the proceedings.

After exercising his disdain and authority over Chief Boden, Chief Anderson reassigns members of 51 to various houses around town, citing the need for improvement. The ramifications are felt by the crew, who are left to make the best of their respective situations in their new surroundings. Boden fights to repair the situation, but it just might be out of his control. Elsewhere, Severide toils over an important decision.

The Legends continue their quest to hunt down the Spear of Destiny before the pieces fall into the hands of the Legion of Doom. The Legends discover that pieces of the Spear are each being guarded in different time periods by members of the JSA. Their first stop is the future where they find Dr. Mid-Nite which eventually leads them to the past and King Arthur’s Camelot, where Stargirl is protecting her piece of the Spear. In order to protect the Spear shard from the now-evil Rip Hunter, the Legends must join forces with the Knights of the Round Table.

The competition takes a monstrous turn as the All-Star teams must create two Jekyll and Hyde-inspired makeups in this elimination challenge for film director and guest judge John Landis.

As more LMDs infiltrate S.H.I.E.L.D., suspicion begins to turn to paranoia among the members of Coulson's team.

Bishop is more determined than ever to seek revenge for the murder of Qasim, her late boyfriend, after Gibbs and the team find a new lead in the Chen case. Also, Torres teaches the agents the art of pickpocketing.

A gruesome copycat murder on a street car reopens a former case for Wade, evoking painful memories from her past.

When Jess gets nervous about starting her new position as principal, Nick and Schmidt decide to take her on a relaxing day trip to Solvang, which quickly goes "sideways." Meanwhile, with Cece’s help, Winston tries to finalize his divorce from Rhonda, but finds that he and Aly are caught in a series of never-ending pranks.

David plans a new business venture, while Alexis adjusts to her first day at school.

When Jesse Quick informs the team that her father has been abducted, Barry, Caitlin, Cisco and Julian voyage to Earth-2 on a rescue mission to save Harry from Gorilla City. As they trek through the forest, Barry and the team are immediately captured and brought to Grodd. Grodd tells them he needs their help to stop Solovar, the leader of Gorilla City, as Solovar wants to invade Earth-1. Meanwhile, back on Earth-1, Jesse and Kid Flash hit the streets to stop a metahuman that can control gravity, with H.R. and Joe guiding them from S.T.A.R. Labs.

Mariana starts seeing a therapist to deal with the trauma of Nick's actions. Brandon discovers a type of musical therapy that he thinks can help Jesus.

Frankie tries to convince Mike to visit Dr. Goodwin and get his toothache taken care of; Mike tries to convince Frankie that the tooth should be left alone; Axl, Hutch and Kenny decide to sell the famous Winnebago.

Mindy panics when her new hot boyfriend Ben doesn't invite her to his daughter's bat-mitzvah. Meanwhile, Jody, claiming he's over his heartache, dates Mindy's doppelgänger.

Shannon asks Vice Principal Murray to stand for her at her Catholic confirmation which mom Eillen perceives as just too weird since they are only dating.

Episode info coming soon ..

Randall and William take a road trip to Memphis, where Randall learns about his biological father's past.

Sterling K. Brown and Ron Cephas Jones sit down for a no-holds-barred deep dive on the episode that broke your heart, "Memphis."