Forensic doc Helene Sturbeck is personally affected by the staged fatal fall, actually push down the stairs, of pensioner Elisabeth Zimmermann, whose son and heir Martin Zimmermann was Helene's great youth love. Elisabeth Zimmermann made many enemies, now suspects. Her neighbor, carpenter Jens-Peter Hilbert, risked his livelihood trough a complaint she filed. Martin openly resented her meddling in his marriage and general domineering.
—KGF Vissers