Claudio Schulte

Like every year, Gerald and Gundula celebrate Christmas with the whole family. But Christmas Eve turns into a disaster in which Gundula loses his nerve. It was not to be expected that her mother and mother-in-law would warm up the old stories and that her husband Gerald would not even be able to put up the Christmas tree. Gerald didn't want to have Christmas with the family from the start. Gundula's religious brother Hadi and wife Rose are notoriously annoying.

As a geophysicist, Leonard Gehra is now known for his theories on silver mining. However, Leonard originally comes from the mining town of Buchenrode in the Harz Mountains, which he left after the mysterious death of his father in the 1970s. Now Leonard is to return to his homeland to put his previously theoretical method of mining silver in the old mining tunnels of Buchenrode into practice. The town is on the verge of bankruptcy after Ferdinand Türnitz decided to close his mines. Leonard, in whom the town's last hope is now placed, sets to work and discovers a long-kept secret during his investigations, which does not leave his father and Türnitz out in the cold.

Gundula Bundschuh longs for a peaceful vacation under the sun of Mallorca. However, her mother-in-law's decision to invite the entire whimsical family thwarts her plans.

Shows the interaction between Hamburg police officers and paramedics.