In Passau, former Berlin police officer Frederike Bader begins a new life under witness protection with her adopted daughter, Mia. But peace and quiet is a luxury they can't afford: the dangerous Bahdari clan is hunting them, while Frederike becomes increasingly entangled in the investigations of private detective Ferdinand Zankl. Together, they uncover crimes, murders, and dark secrets. Frederike must use her old skills to protect her daughter and bring the perpetrators to justice...