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.

Sharon Avery is a blind woman who is having visions of murder. She "sees" children being killed and the face of a serial killer. Everyone around her, including the police are skeptical with the exception of one inspector who has fallen for her.Can she convince them in time to prevent any more murders, including her own?

Lee Reston is a widow whose police officer son Greg dies in a car accident. Greg's friend and fellow officer Chris Lallek tries to help the Reston family in Greg's absence. Soon, he and Lee grow close and fall in love. But Lee is fifteen years older than Chris, something that upsets most of her family, including her college-aged daughter. When Chris proposes marriage, Lee must decide whether to risk alienating her family in order to be with the man she loves.

A young boy heads off to the Yukon after hearing tales about the Gold Rush, and he forms an unwavering friendship with a heroic Alsatian dog called Buck.