Tickle asks Tim for help; Jeff, Mark and Jim Tom battle a swarm of yellow jackets; and Josh rescues Cutie Pie.
Dani must become a patient in order to get her career back on track; T.K. returns to work but is dismayed to find he's been replaced; and Juliette, Nico and the front office clash after Pittman's death.
Things get spooky when the guys discover a former employee may be haunting the office.
Bobby and Caitlin fly into northern hunting grounds to see Nelson, but a long-awaited brother-sister reunion turns to horror when they learn that Nelson was shot by the very hunters he was hired to guide.
Lorna plans a dinner to celebrate Eugene's success. Vera and Carol move towards a tenuous friendship despite their differences. Kate decides to move on with her life
When Gloria's mother and sister visit, they bring traditions, baby names and family baggage; Phil helps the kids with their problems; Mitchell and Cameron try to correct Lily's bad habits.
Victoria has doubts about her relationship with Emmet when Nikki, a woman from his past, shows up. Meanwhile, Melanie and Elka deal with an unwanted house guest. Joy falls for a handsome doctor but he has just one flaw.
Sam and Dean investigate the mysterious deaths of two LARPers who were playing a game titled Moondoor. The guys are thrilled to discover that the Queen of Moondoor is none other than Charlie.
Frankie tries to get Mike to spend time with a new neighbor who shares his interests; Sue demands a cheer-off between the Wrestlerettes and the cheerleaders.
Johnny sets out to complete his father's work; Lana leads the charge to finally shut down Briarcliff.
Greenland's Narsarsuaq airport – known as one the world's most dangerous approaches – looms on the horizon as Cory and Justin begin a trans-global journey to deliver two CL-215 water bombers to Turkey. Christine pushes to become a DC3 co-pilot, but Joe throws a wrench into her plan. Mikey travels to Denmark, for the new Polarland attraction at the Legoland theme park, featuring exhibits inspired by Buffalo Airways, including Lego versions of Joe and Mikey.
Rich Dicks go to Mexico; Dr. Armond gets a spin-off show; successful moments are celebrated in traditional football-fashion.
After a murder at the Kembleford charity treasure hunt, general suspicion falls upon a bereaved man who wants revenge. However, Father Brown is determined to prove the man's innocence.
The next person on Arrow's list is Diggle's commanding officer and mentor from Afghanistan, Ted Gaynor. Oliver suspects Ted is responsible for recent armoured truck robberies, but Diggle defends Ted and takes a job at Ted's security company to keep an eye on him. Oliver decides to make a move on Ted, which puts him at odds with Diggle. Meanwhile, Thea suspects that Moira is having an affair with Malcom. Tommy and Laurel have an awkward dinner with Malcom.
Ailing Aria has reason to be afraid, while Spencer’s romantic gesture results in an unpleasant surprise.
When George’s parents come to visit, they are thrown when they meet his new girlfriend, Tansy, and George’s mother devises a plan that forces George and Zoe to address their feelings for one another. Lemon discovers that Brick has a secret girlfriend and is shocked when she finds out who it is. Meanwhile, Annabeth is smitten with a charming British visitor to the town, but Lavon grows suspicious of him and is determined to uncover his real identity.
Frank wants to throw Jimmy a memorable bachelor party, but Jimmy resists the idea, citing the crazy things that tend to happen when he goes wild (such as impregnating serial killers). But, when Sabrina convinces him to cut loose, things get a little out of control and Frank reveals an ulterior motive for encouraging Jimmy’s outlandish behavior.