Zawieja investigates the links between the murder and the suspicious debts and business dealings of the victim’s husband Kosiński.

As the police launch a search for Wróbel, one of the victim’s patients, Zawieja visits the prison where he once served time.

While Strzelecki takes charge of the case, a dangerous trip to a remote island brings Zawieja closer than ever to the truth.

As she loses herself in her work, Zawieja discovers another shocking connection between her past, Oliwier's murder and the trafficking ring.

While reeling from a devastating loss, Zawieja vows to locate a trafficking victim’s missing daughter.