Kate's packing up for her next trip when she gets a knock on her door. It's Richard, her handler with U.S. Intelligence, and she’s not happy to see him. She's done spying, it's cost her too much. But Richard has one last mission for her: deliver a cigarette case to Mr. Anderson, her contact in London. She reluctantly accepts, but only after Richard threatens her job at Pan Am.
The Clipper Majestic is headed to London again, but this time without her Captain! Dean and Colette call in sick to spend the day together. Dean's going to take Colette flying in the same crop duster that he learned to fly in. The trick is, it’s at his parent's farm. Colette’s nervous about meeting Dean's mom and dad, and it turns out she should be. Dean's mom is nice enough, but his dad won't drop the whole Bridget issue. When Dean’s dad pretty much insults Colette at lunch, she excuses herself. Dean find her in the barn where they argue and he tells her he’s sorry, but that he also never brought Bridget home to meet his folks like this. Despite how angry Colette is initially, the two of them still end up making hay in the barn!
Maggie's conflicted about her lifestyle when her political activist friend, Sam, hitches a ride on the flight to London to protest the nuclear arms race. When she has to stop him from chastising a hawkish—and handsome—young Senator, Sam accuses her of paying lip service to her big ideals, but not taking advantage of the access she has to the rich and powerful. Maggie takes up the challenge, cornering the young Senator in the hotel in London. But what starts as a lively exchange of ideas becomes a heated exchange of kisses and then some!
Laura has her hands full dealing with the substitute Captain, an old World War II veteran who likes to order everyone around and isn't shy about sexually harassing the stewardesses. She gets in trouble when she "accidentally" gives the Captain a lap-full of hot coffee, but Ted smoothes things over. In exchange, he asks her to pretend to be his girlfriend and save him from a date with an old childhood acquaintance that used to torment him. The plan is for her to interrupt their dinner and act jealous. But there's a hitch when the mean girl from Ted's past turns out to be gorgeous and sweet. The two of them hit it off and the theatrics he planned with Laura aren't needed. Laura realizes she may have missed out on a chance with First Officer Vanderway when the Captain tells her later that the way he smoothed things over was telling the Captain that he and Laura were together and she was the most wonderful girl in the world. Will these two ever get together?
Kate's mission in London gets more complicated when Mr. Anderson tells her that he needs her help. A jeweler in the city is looking to sell a list of CIA informants to the Russians, and among the names on it are Bridget Pierce and Kate's former lover, Niko Lonza. Kate agrees to pretend to be Mr. Anderson's mistress and keep the jeweler occupied while Mr. Anderson swaps the real list for a fake one. But when a fire alarm goes off in the hotel, the jeweler rushes back to his shop and catches Mr. Anderson in the act. The two struggle and a gun falls to the floor. Kate, who followed the jeweler back to the shop, picks up the gun, takes aim and BANG!