The surprising return of someone from Dr. Tom's past forces him to face old demons. Meanwhile Kai returns to 2010 on a regret, and Erica must make a decision that could affect both their futures.
Chef Ramsay tests the chefs' teamwork by thrusting them into a challenge requiring them to cook three appetizers in thirty minutes in turns, with only 15 seconds to communicate in-between switching. The winning team is rewarded with a shopping spree at a cooking store, while the losing team is placed on delivery duty.
Chef Ramsay is disappointed when his aspiring chefs praise fast food items disguised as five-star hotel food, with only one identifying the chicken wings from his own five star hotel as their favorite. He challenges the chefs to a blind taste test and another of them proves to be a standout, allowing their team to enjoy a day of shopping, followed by dining in a top restaurant. The losers are made to sort trash for recycling.
Someone from Vince's past resurfaces. Julie connects with a faculty member. Eric tries to instill discipline in the team. Buddy is troubled after learning something about his son.
Undercover FBI agent Dana Lewis returns to help the detectives with a case.
Shawn and Gus return to Vancouver to visit their old nemesis Despereaux in prison at the felon's request, who then uses them to escape and pull one last job before he is extradited to the United States. Only while he is out, he is framed for the murder of a Crown Attorney and now asks the guys for help clearing his name of this most recent – and frankly unseemly – charge.
Jesse is accompanied by his mother, but the strain of their relationship makes any kind of discussion difficult.
Paul complains of headaches the morning after taking Max to a concert to see Animal Collective, and is despondent while revealing what his son found on his computer.
Alicia, Will and Diane are caught off-guard when a brilliant disabled attorney (Michael J. Fox) uses his condition to sway a jury; Kalinda turns to a former friend for help.
After Finn and Sam find an unconventional way of controlling their urges, a few glee club members pick up on the strategy and start using it too. But when Coach Beiste gets wind of what they are up to, the glee club has some explaining to do. Meanwhile, the Girls vs. Boys Tournament returns, Kurt meets an ally from a rival glee club, Puck and Artie join forces and coach Beast is on the verge of quitting her job.
The IRA wants proof that one of their own has flipped and Samcro intends to give it to them.
Wanted terrorists and top secret information are all involved in NCIS's investigation into the kidnapping and murder of a retired army Sergeant.
Sarah Jane, Clyde and Rani fight across the centuries to be reunited.
Adam confronts a man in defense of Max. Crosby and Jasmine delve into domestic discussions, beginning with the selling of Crosby's boat. Meanwhile, Sarah and Gordon spend an afternoon together, which carries on until sunrise the next morning, creating tension with Amber and Drew. Elsewhere, Haddie discovers intriguing information about Alex.
Nathan’s career as an agent takes a big step forward when he visits Atlanta, while Haley consoles Jamie regarding his new braces. The drama between Brooke and Sylvia finally comes to a head, and Chase makes a decision regarding Mia and Alex.
Ian develops a rivalry with the Yellow buffer team and is offered a chance to join the red buffer team. Ian discovers that Coach History has a mysterious connection with the gnomes. In an attempt to learn what Coach History knows about the gnomes, Ian sacrifices his Buffer match in order to fight off the gnomes while CJ and Gabe steal evidence from Coach History about the gnomes. They then discover that the gnomes are really students at Tower Prep.
When Hope catches a cold, Jimmy panics because the family does not have health insurance. Jimmy figures out a way to get a second job at Sabrina's grocery store so he can afford to take Hope to the pediatrician.
The team is surprised when Gibbs asks Tony's father to join them in a murder investigation.