A routine arbitration turns into a battle of wills between Alicia and Louis, but the pair makes an unexpected connection when a personal crisis interrupts the proceedings.

Jeff and Shirley bond over foosball. After Annie breaks Abed’s special edition DVD of « The Dark Knight », she covers it up by staging a robbery.

Taylor and Mira must set aside their differences when they encounter a prehistoric enemy; Jim closes in on the mole.

After his attempt to sever ties with Abu Nazir, Brody finds himself reliving his captivity and recommits to his mission; Carrie finds herself in the middle of a public relations nightmare on the heels of the mosque shooting.

An old neighborhood kid returning to town as a internet billionaire gets Phil thinking of what could have been. Jay feels Manny could use some constructive criticism, Cameron is offended when Mitchell questions the authenticity of his colorful childhood stories.

Frankie’s parents, Pat and Tag, invite the Hecks to spend a few days at their house to celebrate Thanksgiving together. But the festivities begin to fall apart quickly when Frankie’s sister, Janet, and her family also join in, and soon the siblings are at each other’s throats over their widely differing parenting techniques. Meanwhile, Mike tries to offer some advice to Axl on how to pick up girls when he witnesses his son trying to impress a pretty mini-mart cashier – and fails miserably; Brick attempts to prove his innocence when he is accused by Janet of damaging her daughter’s expensive toy; and Sue is stoked when Frankie, Pat and Janet invite her to take part in their gossip sessions.

A sniper on a killing spree is terrorizing New York City. With the clock ticking down to the next murder and nothing to go on except a killer with no apparent motive but to instill terror, this could prove the team’s toughest case yet. The hunt is made even more complicated when Beckett begins to experience increasingly strong moments of PTSD – moments she tries hard to hide from Castle and the detectives.

Ted and Barney discuss making a life-changing decision together, and Robin tries to discourage Marshall and Lily from moving to Long Island.

Ted and Barney discuss making a life-changing decision together, and Robin tries to discourage Marshall and Lily from moving to Long Island.

As Taylor searches for the « Sixer » mole within Terra Nova, Jim stumbles onto an old murder, for which Taylor is the prime suspect.