Leif, a lanky and clumsy kitchen assistant whose primary job is peeling potatoes, attends a Viking celebration and gets drunk, waking up on a Viking longship sailing into a dense fog. He endures seasickness and the rowdy Viking crew. A bizarre turn of events occurs when Leif accidentally kills a sea monster with his potato peeler, leading the Vikings to believe he possesses exceptional warrior skills. This improbable feat elevates him to a leadership position when the Vikings invade Giant territory.Despite his lack of combat experience, Leif uses his wit and resourcefulness to outsmart the Giants, employing clever tricks rather than physical prowess. His unexpected strategic abilities lead to the Vikings' victory, transforming Leif from a humble potato peeler into an unlikely hero. The story culminates in Leif's unexpected triumph, highlighting the absurdity and humor of his journey.