The series follows the investigations of Inspector Marek Bromski (Jakub Wesołowski), his adopted German Shepherd Alex, and members of the Łódź police homicide squad. Based on the Austrian–Italian series, Kommissar Rex.

Two childhood best friends enjoying their final seaside summer as they prepare for film school meet an aspiring athlete who ignites unfamiliar desires.

Fourteen-year-old Szymon lives in a seaside village. He's going through one of the most turbulent stages in his life - puberty. However his monotonous life is interrupted by an unexpected visit from his childhood friend. An ordinary meeting on a cliff turns into his first summer romance.