Oskar's hunting knife
Let the Right One InOskar's hunting knife gives material form to a fantasy of power that he has begun to associate with violence. Stolen from a hardware store, hidden beside his scrapbook, and later carried into the yard and the woods, it shifts between secret possession, imagined protection, and a tool Oskar handles with care. Its significance lies not in any established connection to the murder that unsettles him, but in the way he tests what the knife might let him become.
Acquisition and concealment
Oskar takes the knife from a hardware store, where it costs three hundred. Before risking the theft, he has prepared an explanation in case he is caught: he could claim to be afraid of the killer. He imagines that adults might believe him and let him go, but he is not caught. Instead, he brings the knife home and hides it beside his scrapbook, placing it among the private materials he keeps out of sight.
The theft follows Oskar's news that a boy has been killed while playing in the woods. He learns that the victim was not Jonny, as he had hoped, but an unknown boy from Vällingby. The murder makes the knife more than a forbidden purchase in his mind: he wonders whether his own game might somehow have caused the death. That suspicion is left unresolved in these scenes. The object does not explain the murder; it gives Oskar something tangible around which to organize his fear and his thoughts about violence.
Weight, reflection, and imagined power
At home, Oskar listens at his bedroom door while his mother does the dishes, then takes the knife from its hiding place. He compares its weight with the kitchen knife he had used the day before, judging the hunting knife to be about three times heavier. Its handle fits his hand. He experiences its weight as power transmitted into the person holding it, and the blade's beauty becomes part of that impression.
Standing in the middle of his room, Oskar makes a few thrusts through the air and imagines himself as The Murderer. In this fantasy, mastering the power represented by the knife would make Jonny, Micke, and Tomas leave him alone. But he stops before lunging again because the lit room can be seen from outside. Looking toward the window, he sees only his own reflection. The scene keeps the imagined threat and the actual boy together: the knife makes a role feel briefly available, while the window returns Oskar's attention to the ordinary limits of his room.
The knife in the yard and woods
Before going out, Oskar quietly returns to his room and slips the knife inside his jacket. He checks his watch and leaves without wanting his mother to call him back. At the apartment-courtyard playground, he sits on a tire swing among the lit windows, alone in the dark. The blade reflects those windows and the moon. In that setting, the knife is at once concealed on his person and conspicuous in his attention: he draws it out and looks at the world through its shining surface.
Oskar then approaches a tree and drives the blade into its trunk, taking care not to damage its smooth edge. He turns the knife so that a small piece of wood comes away, treating the mark as a stand-in for an injury. The gesture rehearses the threats he associates with the weapon, but its practical consequence is limited to damage to the tree. When he hears a sound, he holds the knife low and checks its point; using the blade as a mirror, he notices a child standing by the jungle gym. The reflection first supplies an indistinct outline, and looking directly confirms that the figure is a girl he has never seen. The knife thus frames Oskar's first sight of her, not as a weapon used against another person, but as the reflective surface through which he detects someone in the playground.
Care, return, and narrative function
The knife's handling shows that Oskar's fascination includes attention to its condition. He checks that the point remains smooth after using it on the tree, and later, after returning from the forest, finds splinters of rotten wood smeared across it. He washes the blade under the kitchen tap, dries it with a dishcloth, and rinses the cloth clean. The scene brings the hidden object back into domestic space, where Oskar must remove evidence of his outing before his mother comes home.
After washing the knife, Oskar puts it away again and takes a key from the kitchen cupboard. He writes a note saying that he will be back soon, then goes down to the basement. The sequence connects the knife to concealment and to Oskar's movement between home and the hidden spaces he seeks out; the evidence does not establish that he takes it into the basement. Across these appearances, the weapon remains closely tied to his private self-image: it is stolen and hidden, weighed and admired, carried out, used against wood, cleaned, and returned. Its power is therefore both material and imagined. It gives Oskar a means to stage control, but the scenes also repeatedly expose the limits of that control: he worries about being seen, stops himself, and encounters another child rather than the figure he fears or impersonates.