Six months after Patrick's death, Nina and Billie are caring for baby Zoe together. Nina is determined to jump back into life and return to work, while Billie counts the days 'til Mick's return.
Ben, Danny, and Riley take stock of their lives when they review their fifth-grade time capsules.
Sue enters a contest to win a car; Mike and his brother bond on a road trip to Chicago for Brick's spelling bee; Frankie goes to Axl's dorm to help him find a missing desk.
Bruce and Emma struggle with being apart. Bruce digs into his work for Amy Poehler and Emma works to change her mother's mind when she announces that she wants a break from her marriage.
Mitch and Cams big day is finally here and nothing can ruin it, until nothing turns into a whole lot of somethings and puts wedding planner extraordinaire Pepper Saltzman to the test. Meanwhile, Jay and Gloria host the Tuckers, Phil squeezes in an eye procedure before the festivities and Claire embraces her role as best woman.
Jim stops drinking in solidarity with Steve and starts to suffer from panic attacks. Through a misunderstanding, Jim ends up at a married ex-girlfriend's house for a costume party.
Derek and the Broadhill gang go on a trip to London Zoo. It's Derek's best day ever, as he meets giraffes, penguins and aardvarks, while Vicky meets the man of her dreams.
United by their desire to take the Patriots down, Neville and Monroe form an uneasy alliance. As Rachel comes face-to-face with the nano-tech while searching for Aaron, things don't go according to plan for Miles, Charlie and Gene when they try to steal the Patriots' supply of mustard gas.
Teti and Lundin are in Norway. This is their final episode together.
As Antonio’s life is now in question, Voight and Platt open up about their pasts. Jin is caught while tinkering with Voight’s computer and uses the only scapegoat possible to keep him in the clear. At the same time with Charlie back in town Lindsay realizes she’s going to have to come clean about a few things. Halstead finally gets answers he’s been wanting about Voight’s and Olinsky’s past.
Noel operates on a five-month-old rabbit called Rufus with a badly broken hind leg.
Mel and Joe recall the years they have spent together as they try to convince a counselor that they have the perfect relationship.
Melanie uses an illness to get tickets to a sold-out concert. Meanwhile, Victoria becomes suspicious of an online acquaintance.
Last call induces panic among those who have not locked up someone to go home with. As Tom tries to finalize Maya, he finds himself drawn to Liv, while Liv is having second thoughts about Ron while seeing Tom in a new light. Meanwhile, Bruce strikes out with Jessica and is stuck looking for a fallback.
Carmen is concerned about her cousin Antwane's 3-year romance with a man named Tony. Antwane lives a virtually pre-digital age existence making Tony's true identity difficult to reveal. Is Tony really who he says he is?
As Will Lexington's album climbs the chart with the help of Jeff Fordham's deep pockets, Rayna enlists Teddy's help to plan a huge, free concert at LP Field to draw attention to her Highway 65 debut. She will perform with Luke Wheeler and duet with Juliette before thousands of fans. Zoey, Avery and Gunnar rock out at a benefit for Deacon's favorite charity, Sober House, and Avery plans to serenade Juliette with a song he wrote for her. But when he attempts to sing it, he doesn't understand why she is not present. And Scarlett makes a decision about her future in Music...
Guy code is about what it sounds like, the silent "code of behavior" that exists between guys. A few selected celebrities talk about different situations that might occur in life and how guys should act when that happens. For example they have talked about when it is okay for a guy too cry and how a guy should act the morning after a one night stand. Of course the celebrities in the show comment everything with their own sense of humor.—Natalie