Superintendent Isak Bergmann Johannesson offered a beautiful debut goal for all Swedes.
The 17-year-old ran deep and got a nice pass by Sead Haksabanovic. Bergmann Johannesson pulled and put the ball high behind IFK Gothenburg goalkeeper Giannis Anestis.
Another young player was close to becoming a goal scorer in the match. Noah Alexandersson, son of Niclas Alexandersson, had a dangerous finish in the first half. But Isak Pettersson was well down and saved.
Karlsson Lagemyr nettedBergmann Johannesson was close to becoming a two-goal shooter. But then Anestis stood for a cannon rescue.
Blue-white got in touch with 20 minutes of regular time left. Patrik Karlsson Lagemyr shot 1-1.
But this was Bergmann Johannesson's evening.
Krogh Gerson victory shooterJust minutes after the receipt, the 17-year-old got the ball on the right and sent the ball low. On the far post Lars Krogh Gerson appeared and put 2-1 to the home team.
Pontus Almqvist set the final score 3-1, played by Haksabanovic. It was Almqvist's first goal in allsvenskan.
After six rounds, IFK Norrköping has 16 points, five sticks more than the second Sirius.
CLIP: Here IFK Norrköping decides against IFK Gothenburg
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Here IFK Norrköping decides against IFK Gothenburg