Arne and Eva were a couple. Because his status wasn't well enough for her parents, they had to break up. That's why his brother Jonas had the idea to hostage the parent and wait untill Eva comes home. So they can leave and be together. Arne wants to stop with the plan, but Jonas wants to keep going. When Eva arrives, everything starts to go wrong. She opposes and Jonas is in fact more interested in the juwelry in the house than in the relationship of his brother. Eva can escape and can contact the police. Meanwhile Arne irritates and opposses Jonas to steal the juwelry so much, that Jonas has enough of it. He can beat Arne down and leave him alone in the house, while he has the juwelry with him. Arne awakes when the police arrives.