Angel of Death, Episode One

S4 E1 • 44m • 4K UHDHD15

Six months after his arrest, Wolnicki desperately attempts to secure his own release, while Polkowska works to keep the killer behind bars.

S4 E2 • 41m • 4K UHDHD15

After Monika's rash decision leaves Wolnicki injured and scarred, his strange behaviour stumps doctors at a local mental hospital. Connecting the dots between Wolnicki, his underling and a new victim, Polkowska draws fire for fixating on a closed case.

S4 E3 • 43m • 4K UHDHD15

When another murder victim surfaces, Polkowska attempts to connect the depraved Maciek Janik to the crime spree -- despite pushback from her superiors. At the mental hospital, Wolnicki's manipulation of his doctors and fellow patients takes root.

While Wolnicki's circle of influence at the asylum grows, Polkowska leans on her nemesis for intel on Janik. Later, a vulnerable Polkowska experiences a relapse, risking her relationship with her daughter -- and her future on the force.

S4 E5 • 43m • 4K UHDHD15

After receiving troubling intel from Wolnicki, a spiraling Polkowska pushes away her innermost circle. While Tomasz and Ewa track a missing Janik, a coup at the hospital threatens Wolnicki's hold over his following.

S4 E6 • 42m • 4K UHDHD15

When Janik strikes a deeply personal target, Tomasz relies on the killer's father as he doubles down on his quest for justice. While Polkowska searches for Wolnicki's missing followers, Dr Judyta probes the mind of her patient.

Tomasz traces the coordinates of Janik's next victim back to Opole. When she receives a tip from an unexpected source, Polkowska hones in on a family with ties to one of Wolnicki's victims and prepares for a final showdown with the killer.