When does The Thaw return?

The Thaw (Polish: Odwil?) is a Polish crime drama television series. Set in Szczecin, it tells the story of a detective investigating the murder of a young mother and her newborn. Widowed detective Katarzyna Zawieja investigates the murder while also coming to terms with the death of her own husband.
Widowed detective Katarzyna Zawieja investigates the murder of a young woman and her newborn in Szczecin. She also comes to terms with the death of her own husband.