En farlig tyveribande fra Øst-Europa er på ferde i Bodø. Da et innbrudd skjer hjemme hos Per, bestemmer de tre vennene Per, Knut og Kristine seg for å ta opp jakten på banden.
Author from Bodø, Northern Norway, who is well-known for his Hardy Boys-esque crime series of books for children (the K-series), all set in the local area. He also co-authored with his wife the first editions of the German to Norwegian (and vice versa) technical dictionaries, and wrote several books on locally important boats and local boat traditions.