Robbed elderly, Frau Lutz, assures the police that on the terrace were two men that didn't help her. Bar owner denies her statement. Lawyer Dr. Wentz does dirty business. Dirty police cap of Paul is cleaned by 'expert' Hannes.
Sophie thinks her parents, musical singer Cecilia and Thorsten, fight because of her. During repetition a stage light almost kills Cecilia. Colleagues discover: Dirk has a medical problem. Single Paul can't get a grip on his teen daughter.
Leader Küppers orders team member swaps for a week. Marlene is missing her husband Armin on a permanent model railroad exhibition. Shop owner Waldemar helps her. Bizarre things happen; is Armin dead?
Hemp is found with potter Alexa. She has a drug past. Suspects: Alexa herself, Connie and Rolf, Lea, Lars, and Gunter. Paul and Alexa enjoy a romantic night together. Hannes drinks accidentally drugs tea.
Benjamin, compulsive disorder, audits the police station; he means Dirk is obsolete. Obese Fabian is mocked at school. Laura is unwell during a school test. Does Malte deal in illegal Ritalin? And what knows teacher and Daniel's wife Caro?
Auditor Benjamin continues his ungrateful job. Emergency case: Olli takes a police car without permission and Dirk reacts furious toward his former pupil. Methanol poisoning in Big Harry's bar or the pub of Jupp.