Forty kilometres from nowhere and way beyond normal.
Following the adventures of a bunch of nobodies who get up to a whole lot of nothing in the fictional prairie town of Dog River, Saskatchewan, Corner Gas focuses on the life (or lack thereof) of Brent LeRoy, proprietor of a gas station that is the only stop for miles around and a hub of action on the Prairies.
When Brent enters a reluctant Lacey into an eating contest, it tarnishes his reputation and results in a very offended Davis. At the Leroys’, Emma’s new MP3 player allows Oscar to get away with a bit too much. Karen’s auctioneering experience pits Hank and Wanda in a battle of vehicles.
Davis’ decision to take on Brent and Lacey as the sponsors for his soccer team lands him in hot water with the players’ parents. Meanwhile, Karen is spooked out of the police cruiser driver’s seat and enlists Hank’s help getting around town. And when an old tape of Wanda doing television projects for a college broadcast course winds up in Oscar and Emma’s hands, it’s all fun and games until Oscar and Emma find out the last laugh is on them.
Brent thinks the self-serve option at Corner Gas will make his life easier, until he discovers his customers are enjoying it a little too much. On the other hand, Lacey’s Ruby buffet has her customers working overtime. Wanda’s quest to reclaim her title as Rumour Queen proves disastrous for Karen and Emma, while Hank’s old laptop becomes a hot potato when he tries to sell it to either Oscar or Davis.
Hank’s mockery of Brent’s air conditioner temperature lands him in hot water at Corner Gas. Karen and Davis win a meat draw but trouble starts when they have no where to store it and trust Oscar and Emma with their stash. Lacey and Wanda unleash their maternal instincts on an unwanted pet left at the Ruby.
When Karen forgets to pay for a muffin, she finds out what it's like to be on the wrong side of the law; Hank changes his email password, forcing Wanda to try to get inside his head in order to figure out what the new password is; Brent takes to the kitchen to prove that he can cook dinner as well as eat it.
When Oscar and Emma invite Lacey to their hot tub party, she is excited to finally be included until she finds out that she's the only person to accept; Davis introduces a new mascot to promote DRPD; Hank suddenly becomes homeless, leaving Brent to wonder where he's spending his evenings.
Hank, Karen and Wanda's willpower is put to the test when they try to make each other break their new year's resolutions. Davis tries to get out of making coffee at the police station and Brent and Emma teach Oscar a thing or two about being a Canadian citizen.
Brent has trouble proving to Lacey and Hank that he's a true Roughriders fan. Davis enlightens Wanda to the unwritten rules of mixed CDs, while Karen volunteers to read books at the seniors' home and has some unlikely fans in Oscar and Emma.
Brent signs up for guitar lessons, causing Oscar to relive some unpleasant parts of his childhood; Wanda becomes a reporter for The Howler, writing under a pseudonym so she can really speak her mind; Hank follows Karen's workout plan, then tries to prove that he's stronger than Emma.
Brent and Hank are on the outs after a trip to see their favorite comic book writer goes awry. Lacey's generous donations to the thrift store make the perfect gifts for Karen to celebrate her recent promotion. Oscar and Emma's new home alarm system causes more emergencies than Davis bargained for.
When it is announced that Dog River Days has been canceled, Lacey enlists the help of Davis and Hank to save them. Emma asks Oscar to get rid of the stray cats in her garden, but the task proves more difficult than Oscar thought, and gives Karen a new reputation. Brent fakes an injury in Corner Gas to teach Wanda a lesson.
Davis gets a lesson in sensitivity after Karen is offended by his blond jokes. Brent and Lacey try to convince Hank that superstitions are fake and Wanda takes on Emma's identity at the Rec Plex realizing that becoming Emma Leroy isn't as easy as she thought.
Emma keeps a watchful eye on the citizens of Dog River to ensure the town reigns supreme over Wullerton ('spit') in "Turn Off Your TV Week". Lacey and Oscar find a profitable way to break the rules and Karen and Davis hit the radio airwaves to help everyone cope. Brent finds a creative way to get through a week of no TV with the help of Hank and Wanda.
Wanda's new way of getting around town brings a European flair to Dog River much to Brent's inconvenience. Lacey tricks Karen and Davis into helping her move. Meanwhile, Hank's new greeting puts him in an awkward situation with Emma and annoys Oscar.
Jealous of Hank's new toy robot, Davis places an order online but is surprised when his robot arrives. Despite Emma’s warning, Lacey's quest to expand Brent's culinary horizons and turn Brent into a food critic from hell. Wanda suits up to help Oscar combat a beehive.
Brent and Hank decide to take a trip down memory lane stealing crab apples from a neighbour’s yard that gets Hank in trouble. No one wants Oscar on their charades team, until he proves his skills. Davis and Wanda find reasons to write angry complaint letters to companies in hopes of getting free stuff.
When Emma inadvertently finds herself a substitute teacher at the elementary school she asks Karen and Wanda to talk to the kids about their careers, causing tension to erupt. Lacey's attempt to make the Ruby more birthday friendly goes too far. Meanwhile, Brent and Hank panic after they suspect Oscar has eaten a thirty-year-old snack cake.
A windstorm changes the name of The Ruby; Wanda requires equal rights at work, leaving Brent with more problems than he'd expected; the results of a jam contest leave Oscar concerned about Emma.
In the sensational, not-to-be-missed, top-secret final episode, Brent's mysterious disappearance every Wednesday night has the whole town talking. When it is discovered he has been pursuing a lifelong dream, the gang is forced to cope with the news. After six unforgettable seasons, how will Canada's favourite comedy series come to an end?
