Amy lets her temper get the best of her when Mr. Piper refuses to admit he was wrong. P.J. decides to have a man to man talk with Skyler's old beau. Charlie's first ballet lesson may be her last after Bob breaks one of the class rules.
Complications and distractions abound when the CHAOS agents infiltrate an arms dealer’s Russian compound with the intent to capture him. Posing as lawyers, the agents must put their improv skills to work.
Toby goes undercover to help expose the identity of a hacker known as “Jericho-11” in a cyber crime investigation involving large-scale identity theft.
Merlin sets off on a journey to find a sword suitable for a king by seeking out a legendary sword maker. A conversation with Guinevere changes Arthur and he begins to assert his power by sparring with Leontes.
The UNESCO World Heritage-listed town of Røros, Norway, is visited. Included: iced cake; raw-milk pudding; cheesecake with cloudberries.
Eli is getting increasingly intense about his and Clare's need for togetherness, which begins to creep her out. Meanwhile, Holly J. realizes that she is getting bored with her relationship with Sav and tries to figure out a gentle way to break up with him. Also, Jenna worries that K.C.'s apartment won't be ready for the baby and freaks out after he does not set up the crib when he said he would.
A pair of Providence Academy washouts start an Evo Abatement business and convince Rex to work with them part time.
Hisako's mutant powers are weakened during a fierce battle between the X-Men and Todd, the U-Men's mad scientist.
Teresa has the lives of her enemies in her hands, and although the pain from her past compels her to kill them, Oleg convinces her not to get her hands dirty.
One dog's actions during the Battle of Hong Kong earn him a unique place in Canada's military history; an encounter with a starving puppy in Afghanistan spurs a group of soldiers into action.
After the double Tribal Council, Malusi openly confronted the tribe about a lack of unity in the vote. He received an apparently random vote from Bonnie, when the rest of the tribe picked off Harry. Bonnie admitted that she voted for Malusi, leaving him rattled and doubtful about the impending merge. At Goma, Sean noted how, at this situation, Raituhn can pick off the remaining four Goma members off one by one at the merge, to Alison's frustration.
April and Andy host a dinner party for the Parks Department. Meanwhile, Ann tries to move on from Chris at a singles' party.
As the high school prepares to throw a “1960s Decade Dance,” Elena starts receiving disturbing messages from Klaus via an unusual source. Bonnie tries to reassure Jeremy that she is strong enough to help Elena, but a worried Jeremy asks Stefan for advice. Caroline talks Matt into taking her to the dance. Expecting Klaus to show up at the dance, Damon and Alaric attend as chaperones, but Klaus is playing a complicated game that keeps them on edge. Finally, Damon comes up with a new plan of action that shocks and upsets everyone.
Tonya's mom visits once again, and Todd is determined to make a better impression this time around. But Todd soon discovers a secret about the woman that complicates his goal. Elsewhere, Madhuri reads her coworkers' palms.
Jeff is suspicious of Pierce's engagement to a pretty classmate. Troy invents a childhood trauma to impress Britta, and Abed challenges a professor.
Archer's search for his father's identity leads him into hot water. Agent Barry Dylan is sent to rescue Archer.
The remains of a mythbuster television show host are found in the wilderness appearing to have been killed by the mythic Chupacabra, a reptile-mammal hybrid creature whose existence has not been confirmed. The team soon learns that the victim traveled to the remote West Virginian area to debunk the Chupacabra myth, and they interrogate possible suspects, including a rival wilderness-channel host/cryptozoologist/pet psychic. But when a tape is recovered at the crime scene and peculiar tooth marks are found in the victim's remains, the team learns details about the victim's demise that challenge the original theories surrounding his death. Meanwhile, recovering alcoholic squint Vincent Nigel-Murray makes amends with each member of the team and makes some surprising confessions.
The new manager, Deangelo Vickers, has everyone hoping to make good first impressions: Andy finds himself awkwardly typecast while Jim and Pam worry that they've come on too strong. Only Dwight is apathetic about the new leader.