Fischer and la Cour manage to grab the leder of the biker gang Grue, who is driving around with a sawn-off shotgun. Ingrid returns with a plan, which doesn't suit Ulf or the local superintendent of police. Fischer gets unexpected help, when he gets into a violent struggle with a few of the suspects. IP is suffering jealousy, while something is brewing between Gaby and the driver Johnny Olsen.
