The Bundschuh family gets new neighbours, but there the trouble starts for Gundula and Gerald. Brother-in-law Hadi and his wife Rose are the new neighbors and from that moment on everything goes wrong for the Bundschuhs.
Katrin and Max are a couple. She examines police colleagues for her workability, he is a Kripo commissioner. When Hansen, the chief commissioner, is placed at his side, everything changes.