Voir sur FrenchStream. Katja dreams of going on her dance team's trip to Gothenburg but can't afford it. When her eccentric grandmother Lydia, a former jewel thief just out of prison, turns up with a plan to find a stolen diamond bracelet hidden at the Bakken amusement park, Katja and her brothers join the hunt, racing a smuggler's henchman to the diamonds before the team leaves.